APA (7e ed.) Bronvermelding

Keefe, E. K. (1977). Area handbook for Greece (2d ed.). U.S. Government Printing Office.

Chicago (17e ed.) Bronvermelding

Keefe, Eugene K. Area Handbook for Greece. 2d ed. Washington, D.C: U.S. Government Printing Office, 1977.

MLA (9e ed.) Bronvermelding

Keefe, Eugene K. Area Handbook for Greece. 2d ed. U.S. Government Printing Office, 1977.