Subramanium, H. Nautical Watchkeeping / - 2nd ed. - Mumbai : Vijaya Publications, 2015 - 286 p. : ; 22 cm. - Nutshell Series Book ; 7 . ISBN: VIJ0000007 Rs. 400.00 Subjects--Topical Terms: Merchant marine--Watch duty--Handbooks, manuals, etc. Dewey Class. No.: 623.8814 / Su164