Penna C V Planning of library and documentation services Penna C V - 2nd - Paris Unesco 1970 - 158p. Bib p. 83-87,Appendix p. 91-158 cm. - Unesco manuals for libraries . Published previdously as planning library servieces Source: General Book Subjects--Topical Terms: Library Sicence Dewey Class. No.: 2:8, L0