South Africa. Dept. of National Health and Population Development. (1989). VIGS: Hoe meer jy weet, hoe veiliger is jy. Dept. van Nasionale Gesondheid en Bevolkingsontwikkeling.
Chicagoスタイル(17版)引用形式South Africa. Dept. of National Health and Population Development. VIGS: Hoe Meer Jy Weet, Hoe Veiliger Is Jy. Pretoria: Dept. van Nasionale Gesondheid en Bevolkingsontwikkeling, 1989.
MLA(8版)引用形式South Africa. Dept. of National Health and Population Development. VIGS: Hoe Meer Jy Weet, Hoe Veiliger Is Jy. Dept. van Nasionale Gesondheid en Bevolkingsontwikkeling, 1989.
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