TY  - BOOK
AU  - Penna C V
TI  - Planning of library and documentation services
T2  - Unesco manuals for libraries
U1  - 2:8, L0 
PY  - 1970///
CY  - Paris
PB  - Unesco          
KW  - Library Sicence
N1  -  Published previdously as planning library servieces
ER  -