Maxfield, John E <br/><br/>
Keys to mathematics 

 - Philadelphia  W.B. Saunders  1973 
 - ix,328 p. 
<br/><br/><label>ISBN: </label>0721661939 
<br/><br/><label>Subjects--Topical Terms: </label><br/>ANALYTIC GEOMETRY<br/>BOOLEAN ALGEBRA<br/>MATHEMATICS
<br/><br/><label>Dewey Class. No.: </label>510  / MAX