Arora,P.N. <br/><br/>
Common proficiency test: quantitative aptitude statistics 

 - 5th ed. 
 - New Delhi  S.Chand  2010 
 - 2nd p. : vol. ; ix + 11.20 
<br/><br/><label>ISBN: </label>81-219-2850-8 
<br/><br/><label>Dewey Class. No.: </label>311.2 Ar67Q