Kolman,Bernard and Shapiro,Arnold <br/><br/>
College Algebra and trigonometry 

 - London  Academic press  1981 
 - 506p. 
<br/><br/><label>ISBN: </label>0-12-4517840-5 
<br/><br/><label>Dewey Class. No.: </label>512.13    Kol.M1