Kaplan, I. (1971). Area handbook for the Republic of South Africa. U.S. Government Printing Office.
Citazione stile Chigago Style (17a edizione)Kaplan, Irving. Area Handbook for the Republic of South Africa. Washington, D.C: U.S. Government Printing Office, 1971.
Citatione MLA (9a ed.)Kaplan, Irving. Area Handbook for the Republic of South Africa. U.S. Government Printing Office, 1971.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.