Purdue Libraries provides access to many online journal resources containing articles on political science research methods. Examples include:
PAIS International (Access to scholarly political science journal articles, public policy research institute reports, and some U.S. Government publications)
Social Sciences Full Texts
(Access to social sciences scholarly journal articles)
Worldwide Political Science Abstracts
(Access to political science and public administration journals)
JSTOR (Full text archive of over 700 scholarly journals with particular strength in the social sciences)
Google Scholar ((Provides access to scholarly literature in multiple fields and facilitates tracking scholarly citation activity._
Purdue Libraries Ejournals (Acess to journals the Libraries subscribe to).
Endnote (Guide to bibliographic citation management)