Allen, Robert. <br/><br/>
Complete book of personality tests :  learn about and develop your personality quotient / 
by Robert, Allen. 
 - 1st ed. 
 - London :  Carlton Books Ltd,  2010. 
 - 400 p. ;  24 cm. 
<br/><br/><label>ISBN: </label>9781847324276 (pbk.) 
<br/><br/><label>Dewey Class. No.: </label>155.28  / ALL