Grande Del <br/><br/>
Relations  Elements of modern mathematics 

 - 2nd ed 
 - Cananda  Educational publishing company  c1979 
 - ix;454p  ill;  23cm. 
<br/><br/> include index 
<br/><br/><label>ISBN: </label>0771536380 
<br/><br/><label>Dewey Class. No.: </label>511.33 GRAN