Derrett, D. R. (1972). Ship stability for masters and mates (Ed.3.). Maritime press.
Dyfyniad Arddull ChicagoDerrett, D R. Ship Stability for Masters and Mates. Ed.3. London: Maritime press, 1972.
Dyfyniad MLADerrett, D R. Ship Stability for Masters and Mates. Ed.3. Maritime press, 1972.
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