Kaplan, I. (1971). Area handbook for the Republic of South Africa. U.S. Government Printing Office.
Lua i Stíl Chicago (17ú heag.)Kaplan, Irving. Area Handbook for the Republic of South Africa. Washington, D.C: U.S. Government Printing Office, 1971.
Lua MLA (9ú heag.)Kaplan, Irving. Area Handbook for the Republic of South Africa. U.S. Government Printing Office, 1971.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.