Collection Development and Management for 21st Century Library Collections : An Introduction 
Gregory,Vicki L. 
 - 2ne ed. 
 -  ALA Neal-Schuman.  2019 
 - 427 pages. 
<br/><br/>
<br/><br/><label>ISBN: </label>978-0-8389-1761-9 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Collection development (Libraries).
<br/><br/><label>Dewey Class. No.: </label>025.2 G822 2019