Abstracting and indexing services
ABC Pol Sci
Cambridge Scientic Abstracts
Clarivate Analytics SSC
Clarivate Analytics Web of Knowledge
CSA Worldwide Political Science Abstract
EBSCO
European Reference Index for the Humanities and Social Sciences (ERIH PLUS)
H W Wilson Company
International Political Science Abstracts
JSTOR
LawDirect
LexisNexis
Scopus
Proquest
William S Hein & Co Inc
Westlaw