@book{50007,
	author = {Sauer, J.},
	title = {Riglyne vir die ontwerp van verantwoordbare musiekprogramme vir verstandelik erg gestremde leerlinge /},
	publisher = {[publisher not identified],},
	year = {1986.},
	address = {[Place of publication not identified] :},
	note = {Summary in English.}
}