@book{40432,
	author = {Lamprecht, Coley, and Botha, S. J.},
	title = {Leiers loop voor :},
	publisher = {Leierskapsdinamika,},
	year = {1990.},
	address = {[Johannesburg] (PO Box 91772, Aucklandpark 2092) :},
	edition = {1ste uitg.}
}