Letchford, S <br/><br/>
Business mathematics and statistics 

 - London  Cassel  1977 
 - x, 544p. : ill. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>BUSINESS<br/>BUSINESS MATHEMATICS
<br/><br/><label>LC Class. No.: </label>HF 5695 Let