Evans, G. Edward. <br/><br/>
Developing library and information center collection / 
by G. Edward Evans. 
 - 2nd ed. 
 - Littleton, Colo. :  Libraries Unlimited, Inc.,  1987. 
 - xviii, 443 p. ;  24 cm. 
 - Library Science Text Series. .
<br/><br/> Includes index. 
<br/><br/>Information age--Information society--Information needs assessment. 
<br/><br/><label>ISBN: </label>0872875466 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Collection development (Libraries).<br/>Information services--Collection development.