,  <br/><br/>
subtitle :    /  
,  
 - 1a ed. 
 - Buenos Aires ;   Osmar D Buyatti ,   1995 
 - libro tapa blanda-256 pags. ;   20cm x 18cm :    
<br/><br/><label>ISBN: </label>9509986178 
<br/><br/><label>Universal Decimal Class. No.: </label>331.212.2