@booklet {7274,
	title = {MENGE, G.F.W. 1986. Sodalite carbonatite deposits of Swartbooisdrif, South West Africa/Namibia. In C.R. Anhaeusser and S. Maske (eds), Mineral deposits of southern Africa, 1: 2261-8. Geological Society of South Africa, Johannesburg.},
	year = {1986},
	note = {MENGE, G.F.W. 1986. Sodalite carbonatite deposits of Swartbooisdrif, South West Africa/Namibia. In C.R. Anhaeusser and S. Maske (eds), Mineral deposits of southern Africa, 1: 2261-8. Geological Society of South Africa, Johannesburg.}
}
