Bobrow,  JerryOrton, Peter Z . ContCasson, Allan  Cont <br/><br/>
GRE: Computer based test 

 - 6th ed. 
 -  IDG Books, India (P) LTD. N.Delhi  2002 
 - viii+436 
<br/><br/><label>Dewey Class. No.: </label>620.076  BOB;1 `R'