Wingate, Isabel B. <br/><br/>
Know your merchandise / 
Isabel B. Wingate, Karen R. Gillespie, Betty G. Addison. 
 - 3rd ed. 
 - New York :  McGraw-Hill,  1964. 
 - xi, 672 p. :  ill. ;  24 cm. 
<br/><br/> Includes index. 
<br/><br/><label>LCCN: </label>6212488 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Consumer education.<br/>Commercial products.