APA (7. basım) Alıntı

Frey, F. W. (1966). Regional variations in rural Turkey. Center for International Studies.

Chicago Style (17. basım) Atıf

Frey, Frederick W. Regional Variations in Rural Turkey. Cambridge: Center for International Studies, 1966.

MLA (9th ed.) Atıf

Frey, Frederick W. Regional Variations in Rural Turkey. Center for International Studies, 1966.