Day, Ralph L. <br/><br/>
Marketing in action  a dynamic business decision game 
by Ralph L. Day. 
 - Homewood, Il. : Richard D. Irwin, 1962 
 - iii, 23 p., [37] l.  ill.  28 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Marketing