Ronan, William W.   1918., <br/><br/>
Perspective on the measurement of human performance / 
W. W. Ronan, Erich P. Pien 
 - New York :  Appleton Century-Crofts,  1971 
 - 658 pages. :  illustrations. ;  24 cm. 
<br/><br/><label>LCCN: </label>72-133192 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Performance--Addresses, essays, lectures