TY  - BOOK
T1  - Navigation
A1  - Kells, Lyman M
A2  - Kern, William F.
A2  - Bland, James R.
LA  - English
PP  - New York
PB  - McGraw-Hill
YR  - 1943
UL  - https://tuklas.up.edu.ph/Record/UP-99796217600871603
OP  - 479
CN  - VK 555 K37 1943
KW  - Navigation.
KW  - Pilots and pilotage.
ER  -