APA (7th ed.) Citation

O'Loughlin, C. (1967). Economics of sea transport. Pergamon press.

Chicago Style (17th ed.) Citation

O'Loughlin, Carleen. Economics of Sea Transport. Oxford: Pergamon press, 1967.

MLA (9th ed.) Citation

O'Loughlin, Carleen. Economics of Sea Transport. Pergamon press, 1967.