@book{17238,
	author = {Parreren, Carel Frederik van. and Schouten-Van Parreren, M.C.},
	title = {Onderwijsproceskunde /},
	publisher = {Wolters-Noordhoff,},
	year = {c1981.},
	series = {Leerpsychologie en onderwijs ;},
	address = {Groningen :},
	note = {Includes indexes.}
}