@book{3134,
	author = {Block, Carl E. and Roering, Kenneth J.},
	title = {Essentials of consumer behavior.},
	publisher = {Dryden Press,},
	year = {c1979.},
	series = {The Dryden Press series in marketing},
	address = {Hinsdale, Ill. :},
	edition = {2d ed.}
}