TY - BOOK AU - Campbell,H.C. TI - 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 U1 - 025.5 PY - 1983///, c1982 CY - Paris PB - Unesco KW - Library planning KW - Public libraries KW - Planning KW - Information services KW - National libraries KW - Regional libraries ER -