Piper, Edwin Bancroft   1891- <br/><br/>
Applied business mathematics for consumer and business use / 
Edwin B. Piper, Roswell E. Fairbank, Joseph Gruber. 
 - 8th ed.  
 - Cincinnati :  South-western Pub. Co.  c1965. 
 - ix,566 p. ;  24 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Business mathematics.
<br/><br/><label>Dewey Class. No.: </label> / PIA