International Institute of Political and Social Sciences. Concerning Countries of Different Civilisations. (1955). Repertoire international des centres d'etude des civilisations et de leurs publications. International guide to study centers on civilizations and their publications. s.n.
Čikaški stil citiranja (17. izdanje)International Institute of Political and Social Sciences. Concerning Countries of Different Civilisations. Repertoire International Des Centres D'etude Des Civilisations Et De Leurs Publications. International Guide to Study Centers on Civilizations and Their Publications. Bruxelles: s.n, 1955.
MLA način citiranja (9. izdanje)International Institute of Political and Social Sciences. Concerning Countries of Different Civilisations. Repertoire International Des Centres D'etude Des Civilisations Et De Leurs Publications. International Guide to Study Centers on Civilizations and Their Publications. s.n, 1955.