TY  - BOOK
AU  - Tresselt Dag
ED  - United Nations Conference On Trade And Development
TI  - West African shipping range
U1  - "X425.65.N6, K7/UN" 
PY  - 1967///
CY  - New
PB  - York United Nations USA    
KW  - Oceanic Transport Economics
N1  - Sales No. E.67.2.D.24
ER  -