Some helpful links

Searching:
Google
Altavista
Yahoo
Vivisimo
Open Directory Project
New Zealand Digital Library
List of Search Engines
Search Engine Watch


Finding papers in Computer Science and related areas:
Research index
ACM Digital Library
ACL Anthology
Collection of Computer Science Bibliographies
Virtual Technical Reports Center
Computer Science Technical Reports Archive Sites
CogPrints
Google Scholar


Books:
Amazon
Barnes and Noble
Borders
AddAll
Bookfinder
Powell's
Half.com
ABE
O'Reilly
Amazon.uk


Psycholinguistics:
MIT Encyclopedia of Cognitive Sciences