Riggs, James L. <br/><br/>
The productive supervisor / 
James L. Riggs. 
 - Englewood Cliffs, N. J. :  Prentice-Hall,  1985. 
 - 432 p. ;  24 cm. 
<br/><br/>Includes index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Supervisors, Industrial.<br/>Factory management.