@book{141990,
	author = {Dirksen, Charles J. and Kroeger, Arthur,},
	title = {Advertising principles, problems, and cases /},
	publisher = {R. D. Irwin,},
	year = {1973.},
	address = {Homewood, Ill. :},
	edition = {4th ed.},
	note = {First-4th ed. published under title: Advertising principles and problems.}
}