Who's who 1971, and annual biographical dictionary 

 - London :   Blac,  1971  
<br/><br/><label>Standard No.: </label>DAQ-M4525 
<br/><br/><label>Subjects--Topical Terms: </label><br/>BIBLIOGRAFIAS<br/>DICCIONARIOS
<br/><br/><label>Universal Decimal Class. No.: </label>030.8