DelSanto, Louise. <br/><br/>
Mastering mathematics 
by Louise DelSanto in collaboration with the editorial staff of P.A.R. Incorporated. 
 - Providence  P.A.R. Incorporated  [1975] 
 - viii, 198 p.  ill.  28 cm. 
<br/><br/><label>ISBN: </label>0913310387 
<br/><br/><label>LCCN: </label>75002049 //r77 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics
<br/><br/><label>LC Class. No.: </label>QA39.2  / .D45 
<br/><br/><label>Dewey Class. No.: </label>512/.1