TY  - BOOK
AU  - Dokkum, Klaas Van.
TI  - The colregs guide: : rules of  the road for mariners 
SN  - 9789071500282
AV  - CIR VK 371 D65 2014
PY  - 2016///
CY  - Netherlands
PB  - Dokmar Maritime Publishers
KW  - Colregs
KW  - guide
ER  -