TY  - BOOK
AU  - Ralph Becker-Heins
AU  - Ralph Becker-Heins
TI  - VOYAGE PLANNING WITH ECDIS :  PRACTICAL GUIDE FOR NAVIGATORS    
SN  - 9789082581805
AV  - VK587 .B3951 2016 
U1  - VK587 .B3951 2016 
PY  - 2016///
CY  - Lemmer
PB  - Geomares Publishing
KW  - Shipping.navigate
ER  -