Developing public library systems and services :  a guide to the organisation of national and regional public library systems as a part of overall national information service planning / 
prepared by H. C. Cambell 
 - Paris :  UNESCO,  1983 
 - 186 p. ;  21 cm. 
 - Documentation, libraries and archives  studies and research ;  11 .
<br/><br/><label>ISBN: </label>923109953 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Information storage and retreival systems<br/>Information services
<br/><br/><label>Dewey Class. No.: </label>020.72