TY  - BOOK
AU  - Penna,C V  .
TI  - The planning of library and documentation services / 
T2  - Unesco manuals for libraries, 
U1  - 025 
PY  - 1972///
CY  - Paris : 
PB  - Unesco , 
KW  - LIBRARY SERVICES
N1  - NULL
ER  -