TY  - BOOK
AU  - Class Nk
AU  - Class Nk
TI  - Rules and Guidance for the Survey and Construction of Steel Ships:  Guidance for the survey and construction of steel ships/ Class NK.    
SN  - 1344444444
AV  - VM500 .C568 2012 
U1  - VM500 .C568 2012 DS 247 .O6 O485 2006 
PY  - 2012///
PB  - Japan : Nippon Kaiji Kyokai
ER  -