TY  - BOOK
ED  - International Geographical Union. Commission on Industrial Ports.
ED  - International Geographical Congress, 17th, Washington, 1952.
TI  - Prelimminary report
U1  - PF 91 I57 
PY  - 1953///?
CY  - New York
PB  - The Union
KW  - Harbors
KW  - Geography, Economics
ER  -