Developing public library systems and services :

Campbell, H.C

Developing public library systems and services : A guide to the organization of national and regional public library systems as a part of overall national information service planning / by H.C. Campbell. - Paris : UNESCO, 1982. - 186 p. - Documentation, libraries and archives: studies and research; 11 .

9231019953

027.4 =20 "1982" CAM No.11.