Spriegel, William R. <br/><br/>
Elements of supervision / 
William R. Spriegel, Edward Schulz and William B. Spriegel 
 - 2nd ed. 
 - New York :  John Wiley & sons,   c 1957. 
 - xii, 349 p. :  ill. ;  24 cm. 
<br/><br/> Includes index 
<br/><br/>63  63 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Personnel management.
<br/><br/><label>Dewey Class. No.: </label>658.3 / S81e