Canfield, Bertrand R. <br/><br/>
Sales administration; principles and problems / 
Bertrand R.Canfield 
 - New York :  Prentice-Hall,   1938. 
 - 652 p.  21cm. 
<br/><br/>Bibliography: p.[633]-640. and Index 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Marketing.<br/>Sales management.
<br/><br/><label>Dewey Class. No.: </label>358.81  / CAS 1950