@book{18114,
	author = {Hulst, J.W. van and Molen, IJ. van der},
	title = {Leerboek der pedagogiek /},
	publisher = {Wolters-Noordhoff,},
	year = {1970.},
	series = {De pedagogische academie ;},
	address = {Groningen :},
	edition = {3e dr.},
	note = {Op omslag: bijzondere uitgave.}
}