@book{28331,
	author = {Mednick, Sarnoff A. and Pollio, Howard R.},
	title = {Learning},
	publisher = {Prentice-Hall},
	year = {[1973]},
	series = {Foundations of modern psychology series},
	address = {Englewood Cliffs, N.J.},
	edition = {2d ed.}
}