TY  - BOOK
AU  - Simonsen, Svend T
TI  - Simonsen's navigation: coastwise and blue water navigation 
AV  - VK 145 S57
PY  - 1973///
CY  - Englewood Cliffs, N.J.
PB  - Prentice-Hall
KW  - Navegación
ER  -