APA-referens (7:e uppl.)

Nelson, H. D. (1974). Area handbook for the United Republic of Cameroon (First edition.). U.S. Government Printing Office.

Chicago-referens (17:e uppl.)

Nelson, Harold D. Area Handbook for the United Republic of Cameroon. First edition. Washington D.C.: U.S. Government Printing Office, 1974.

MLA-referens (8:e uppl.)

Nelson, Harold D. Area Handbook for the United Republic of Cameroon. First edition. U.S. Government Printing Office, 1974.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.