Beckenbach, Edwin <br/><br/>
College algebra 
Edwin F. Beckenbach, Irving Drooyan, Michael D. Grandy 
 - 6th edition 
 - Belmont  Wadsworth Publishing Company  c1985 
 - XVI, 524 pages  illustrations  24 cm. 
<br/><br/> Includes index  Revised edition of: The fifth edition of college algebra.