Perlick, Walter W  <br/><br/>
Programmed learning aid for Introduction to business. / 
Walter W Perlick 
 - 3rd ed.  
 - Homewood :  Homewood, Ill., Learning Systems Co., a division of Richard D. Irwin  c1981 
 - xi, 130 p. :  ill.  ;  26 cm. 
<br/><br/><label>ISBN: </label>0256023522 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Business  --Programmed instruction.
<br/><br/><label>Dewey Class. No.: </label>650.077  / PEP 1981