APA (7th ed.) Citation

Weeks, F. F. (1988). Seaspeak training manual: Essential English for international maritime use. Pergamon Press.

Chicago Style (17th ed.) Citation

Weeks, F. F. Seaspeak Training Manual: Essential English for International Maritime Use. Oxford [Oxfordshire]: Pergamon Press, 1988.

MLA (9th ed.) Citation

Weeks, F. F. Seaspeak Training Manual: Essential English for International Maritime Use. Pergamon Press, 1988.