Spriegel, William R. <br/><br/>
Elements of supervision / 
[by] William R. Spriegel, Edward Schulz [and] William B. Spriegel. 
 - Second Edition.    
 - 349 pages :   illustrations ;  24 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Personnel management.
<br/><br/><label>Dewey Class. No.: </label>658.3