@book{21033,
	author = {Wittig, Arno F.},
	title = {Introduction to psychology /},
	publisher = {McGraw-Hill,},
	year = {2002.},
	series = {Schaum's outline series},
	address = {New York :},
	note = {"Based on Schaum's outline of theory and problems of introduction to psychology, second edition by Arno F. Wiggig."}
}