Cita APA (7a ed.)

South Africa. Bureau of National and International Communication. (1978). South Africa 1978: Official yearbook of the Republic of South Africa (5th ed.). the Bureau.

Cita Chicago Style (17a ed.)

South Africa. Bureau of National and International Communication. South Africa 1978: Official Yearbook of the Republic of South Africa. 5th ed. Johannesburg: the Bureau, 1978.

Cita MLA (8a ed.)

South Africa. Bureau of National and International Communication. South Africa 1978: Official Yearbook of the Republic of South Africa. 5th ed. the Bureau, 1978.