Sothern, J. W. M., & Bowden, J. K. (1941). Marine Diesel oil engines: A manual of marine oil engine practice. Arranged as a text-book for the Board of Trade examinations, for oil motor certificates, endorsements, and "permits". Contains answers to all Board of Trade new "engineering knowledge" questions for oil motor examinations (6th ed., completely revised.). J. Munro.
Chicago Style (17th ed.) CitationSothern, J. W. M., and James K. Bowden. Marine Diesel Oil Engines: A Manual of Marine Oil Engine Practice. Arranged as a Text-book for the Board of Trade Examinations, for Oil Motor Certificates, Endorsements, and "Permits". Contains Answers to All Board of Trade New "Engineering Knowledge" Questions for Oil Motor Examinations. 6th ed., completely revised. Glasgow: J. Munro, 1941.
MLA (9th ed.) CitationSothern, J. W. M., and James K. Bowden. Marine Diesel Oil Engines: A Manual of Marine Oil Engine Practice. Arranged as a Text-book for the Board of Trade Examinations, for Oil Motor Certificates, Endorsements, and "Permits". Contains Answers to All Board of Trade New "Engineering Knowledge" Questions for Oil Motor Examinations. 6th ed., completely revised. J. Munro, 1941.