Penfornis Jean-Luc <br/><br/>
Affaires. com / 
Jean-Luc Penfornis. 
 - Second Edition. 
 - Paris :  CLE International,  2012. 
 - 144 pages ;  Illustrations,  DVD 
<br/><br/><label>ISBN: </label>9782090380415 
<br/><br/><label>LC Class. No.: </label>HF 4421 .A343 2012