Grinold, Richard C. <br/><br/>
Manpower planning models / 
Richard C. Grinold, Kneale T. Marshall. 
 - New York :  North-Holland Pub. Co.,  c1977. 
 - xxvii, 267 p. :  ill. ; 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0720486068 
<br/><br/><label>Dewey Class. No.: </label>331.1010051