Ecker, H. Paul <br/><br/>
Handbook for supervisors 
by H. Paul Ecker...[et. al] 
 - 2nd ed. 
 - Englewood Cliffs, N.J.  Prentice-Hall  1970 
 - 217p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Supervisors<br/>Fore Men
<br/><br/><label>Dewey Class. No.: </label>T251 Ec56/70