Free e-Reference sources

A. Encyclopedias 
Columbia Encyclopedia 
Encyclopedia of Psychology
Medical Encyclopedia
Stanford Encyclopedia of Philosophy
WebMD

B. Dictionaries, Thesauri

Language Dictionaries
Cambridge International Dictionary of Idioms
English to Punjabi Dictionary
Merriam-Webster Collegiate Dictionary
Oxford Advanced Learner's Dictionary

Subject Dictionaries
Dictionary of Cell & Molecular Biology
Dictionary of the Social Sciences
Library Automation/Technology Glossary
Medical Dictionary
Roget’s Int. Thesaurus of English Words and Phrases 
Roget's Thesaurus

C. Yearbooks, Almanacs, Handbooks 
Union Budget & Economic Survey
Global Corruption Report 2005
Guinness Book of World Records
Human Development Reports
Sipri Yearbook
World Development Indicators 2005
World Fact book 2004

D. Sources of Biographical Information
Biographical Dictionary
Bi ographies of Great Indians

E. Sources of Geographical Information 
City Population
Geography
Global Gazetteer
Imperial Gazetteer of India
Imperial Gazetteer of India (Maps)  
Indian Historical Maps
Internet Resources : Geographical Data
Maps and GIS sources on the World
Maps of India  
Population Reference Bureau  
Thesaurus of Geographic Names
World Atlas
World Flag Database
World Gazetteer

F. Sources of Statistical Information 
Census of India
Asian Development Bank
Demographic and Health Surveys
Human Development Resource Centre
Indian Health Statistical Database
International Monetary Fund
International Statistical yearbooks
National Family Health Survey (NFHS), India  
Reserve Bank of India  
UNICEF Statistical Data
WHO Statistical Information System (WHOSIS)
World Bank Data & Statistics
World Trade Organization (WTO)

G. Sources of Educational Information 
All India Council For Technical Education(AICTE)
Association of Indian Universities(AIU)
Association of Commonwealth Universities(AICU)
Educational Profile of Indian States & UTs
Educational Scholarships
Educational Statistics
Google Directory for Indian Education  
Higher Education in India
International Association of Universities(IAU)
National Policy on Education(NPE)  
Sources of Funding for International Students - Education
Study Abroad  
Technical Education in India
UNESCO
University Grants Commission (UGC)

H. Standards and Patents 
Bureau of Indian Standards(BIS)
Current Awareness Services: Patents and Standards
European Patent Office(EPO)
Google Directory of Patents
Google Directory of Standards  
Indian Patents Database  
Patents & Standards  
United States Patents(USPTO)

I. Indian Reference Sources
Digital Library of India  
Five Year Plans  
GISTNIC (GISTNIC)
Gateway to Government of India Info over the web  
Govt. of India: Directory of Educational Institutions
Indian Presidents, Prime Ministers  
Internet Indian History Sourcebook  
Online Encyclopedia of Indian politicians

J. Portals for Open Access Journals
Open J-gate :
Directory of Open Access Journals

K Open SMT & Biomedical Engineering Journals
http://www.bentham.org/index.htm
http://www.springerlink.com/content/
http://www.biomedcentral.com/bmcvetres
http://www.saudijgastro.com/
http://www.hindawi.com/journals/grp/
http://www.biogeosciences.net/
http://www.turkjbiochem.com/eng/index.html

L. e-Thesis
Vidyanidhi: Indian Theses Database :

M. e-Books
Bartleby: Geart Books Online
Digital Book Index
Free Tech Books
Google Book Search
Medical Books
FreePDFeBooksArchive :
Project Gutenberg
Read Print
WikiBooks :
Agricultural free e-books :
ACM Digital Library :
DigitalLibraryat the University of Pennsylvania :
Digital Library of India(1) :
Digital Library of India(2) :
IEEE Computer Society's Dgital Library :
IET(Institution of Engineering and Technology) Digital Library
International Children's Digital Library :
Kalasampada: Digital Library Resource of Indian Cultural Heritage :
New York Digital Library Collections :
National Science Digital Library :
Oxford Digital Library :
Traditional Knowledge Digital Library
Universal Digital Library :  

N. e-Conference Alerts
Conference Alerts
Conferences and Events
GoogleDirectoryofConferences