TY  - BOOK
AU  - Larsen,Knud
ED  - Unesco.
TI  - National bibliographical services: their creation and operation 
T2  - Manuels bibliographiques de l'Unesco
U1  - 010 23
PY  - 1953///
CY  - Paris
PB  - Unesco
KW  - Bibliography
KW  - Methodology
N1  - Includes bibliographical references (p. 124-136) and index
ER  -