TY  - ADVS
AU  - 
TI  - National geographic: the 1940s
U1  - CA-01 
PY  - 1888///-1999
CY  - 
PB  - National Geographic Society
N1  - Contents: Cd.1. January 1940 - April 1943 - Cd.2. May 1943 - August 1946 - Cd.3. September 1946 - December 1949
ER  -