00285nam a2200109Ia 4500008004100000040001200041082001400053100002000067245005000087260003000137300000800167200103s9999||||xx |||||||||||||| ||und|| aIMU-MPC aColumn-13 aSubramaniam, H. 0aNautical Watchkeeping: Nutshell Series Book 7 bVijaya Publicationsc2017 a286