Mathematics Made Simple /  
Sperling Abraham ; Stuart Monroe.  
 - 5th edition.  Revised ed. 
 - New York :   Broadway Books,  1991. 
 - 272 p. ;  ill.  26 cm. 
<br/><br/><label>ISBN: </label>0385265840 
<br/><br/><label>LC Class. No.: </label>QA39.2  / .S693  1991