TY  - BOOK
ED  - International Maritime Organization
TI  - Gmdss manual:  : manual on the global maritime distress and safety system
SN  - 92 80142334
AV  - VK1481.G6.I61 
PY  - 2007///
CY  - London
PB  -  : International Maritime Organization
KW  - Navigation,
KW  - Safety measures,
KW  - Radio in navigation,
KW  - Artificial satellites in navigation,
KW  - Distress signals
ER  -