TY  - GEN
TY  - GEN
T1  - Bibliographical services throughout the world 1950-59
T2  - Unesco bibliographical handbooks
A1  - Collison, Robert L.
LA  - eng
PP  - Paris
PB  - Unesco
YR  - 1961
UL  - https://kansalliskirjasto.finna.fi/Record/fikka.4007612
ER  -