00540nam a22001817a 4500 11 11 OSt 20210413150235.0 190827b ||||| |||| 00| 0 eng d English 623.87 D5335 Dhar, J.K. Basic Marine Engineering 7 Basic Marine Engineering J.K.Dhar 11th ed. Mumbai G-Maritime publication 2019 300p. https://www.sterlingbookhouse.com/books/basic-marine-engineering-11th-edition/ ddc BK 11th ed.