@book{70359,
	author = {Postlethwait, Samuel N. and Novak, Joseph Donald,},
	title = {The audio-tutorial approach to learning, through independent study and integrated experiences},
	publisher = {Burgess Pub. Co.},
	year = {1969.},
	address = {Minneapolis},
	edition = {2. ed.},
	note = {First published in 1964 under title: An integrated experience approach to learning.}
}