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.
Stile di citazione ChicagoSouth 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.
Citazione MLASouth Africa. Dept. of National Health and Population Development. VIGS: Hoe Meer Jy Weet, Hoe Veiliger Is Jy. Dept. van Nasionale Gesondheid en Bevolkingsontwikkeling, 1989.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.