Gaya APA

M.R.I.N., A, F, B, M, M. (1982). MARINE GYRO COMPASSES FOR SHIPS OFFICERS (1). London: Glasgow.

Gaya MLA

M.R.I.N., A., Frost,, B.Sc.,, Master, Mariner,. "MARINE GYRO COMPASSES FOR SHIPS OFFICERS". 1 London: Glasgow, 1982. Text.