The international who's who 2011. 

 - 74th ed. 
 - London :    Routledge,   2010. 
 - xxiv, 2330 p. ;  30 cm. 
 - Europa biographical reference series. .
<br/><br/>10  10 
<br/><br/><label>ISBN: </label>97-81-85743-546-7 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biography--Encyclopedia
<br/><br/><label>Dewey Class. No.: </label>920 / I8