000 00327nam a22001337a 4500
999 _c2017
_d2017
008 200211b ||||| |||| 00| 0 eng d
082 0 0 _a616.98024
_bH6779
110 _aH. M.S.O
_9233
245 1 0 _aShip captain's medical guide
260 _aLondon:
_bHMSO,
_cc
300 _ax
650 0 _aShips--Safety regulations
942 _cBK