@book{6675,
	author = {De la Rey Marais, L P Calitz, C F M van Wyk and Marais, De la Rey,},
	title = {Die integrering van onderwysmedia in lesaanbieding /},
	publisher = {McGraw-Hill,},
	year = {c1983.},
	address = {Johannesburg :},
	edition = {1ste uitg.}
}