Spriegel, William R.  1893-1972. <br/><br/>
Elements of supervision / 
William R. Spriegel, Edward Schulz [and] William B. Spriegel. 
 - 2d ed. 
 - New York ;  London :  Wiley,  c1957[printed 1960] 
 - xii, 349 p. :  23 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Personnel management.
<br/><br/><label>Dewey Class. No.: </label>658.3  / SPE 1960