O'Brien, T. P. (1969). The design of marine screw propellers. Hutchinson.
Dyfyniad Arddull ChicagoO'Brien, T P. The Design of Marine Screw Propellers. London: Hutchinson, 1969.
Dyfyniad MLAO'Brien, T P. The Design of Marine Screw Propellers. Hutchinson, 1969.
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