For citation searching, i.e. finding out what articles have cited an article or book after publication go to
This collection provides access to databases covering international literature in social sciences, including politics, public policy, sociology, social work, anthropology, criminology, linguistics, library science, and education. Featured databases include IBSS, Sociological Abstracts and Worldwide Political Science Abstracts. Together, they provide abstracts, indexing and full-text coverage of journal articles, books, book chapters, dissertations, working papers, and more.
Also indexes political science content and includes more non-English language material than the other databases.