Wingate, Isabel B. Know your merchandise / Isabel B. Wingate, Karen R. Gillespie [and] Betty G. Addison - 3rd ed. - New York : Gregg Division, McGraw-Hill, c1964 - xi, 672 p. : ill. ; 25 cm. Includes index ISBN: USD 06.76 Subjects--Topical Terms: Consumer educationDistributive education Dewey Class. No.: 339.4207