Mathematics level 2 
Walker, Eric. 
 - London,  Holt, Rinehart and winston.  1982. 
 - 119p. 
<br/><br/><label>ISBN: </label>0-03-910345-5 
<br/><br/><label>Subjects--Topical Terms: </label>--School of Pure and Applied Sciences
<br/><br/><label>LC Class. No.: </label>QA 43   / .W35 1982