Sielaff, Theodore J. <br/><br/>
Introduction to business :  American Enterprise in Action / 
by Theodore J. Sielaff and John W. Aberle. 
 - 3rd ed. 
 - Belmont, Ca. :  Wadsworth Publishing Co.,  1969. 
 - 530 p. :  illus. ;  26 cm. 
<br/><br/>Includes bibliographies. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Business.