Smykay, Edward W. Introductory marketing : a programmed approach / Edward W. Smykay and Joan Breibart - New York : MacMillan, c1971. - xiv, 298 p. ; 25 cm. ISBN: LCCN: Subjects--Topical Terms: Marketing LC Class. No.: HF5415 / . 1971 Dewey Class. No.: 658.8 / S667i