Bibliographic database
database providing an authoritative source of bibliographic information
Current Contents
DC Books
Food Science and Technology Abstracts
Criminological Information Service
Horizon Pleins textes
Index Copernicus
A Guide to the Core Journals of China
Korea Citation Index
Latin American Bibliography
Lattes Platform
Arts and Humanities Citation Index
Psychological Abstracts
Red Deer Press
SPIN bibliographic database
Astrophysics Data System
Smithsonian Research Online
library catalog
Open Knowledge Repository