South Africa Foundation. (1970). South Africa international. South Africa Foundation.
Chicagoスタイル(17版)引用形式South Africa Foundation. South Africa International. [Johannesburg: South Africa Foundation, 1970.
MLA(8版)引用形式South Africa Foundation. South Africa International. South Africa Foundation, 1970.
警告: この引用は必ずしも正確ではありません.