APA (7th ed.) Citation

Johnson, E. R., & Huebner, G. G. (1918). Principles of ocean transportation. D. Appleton and company.

Chicago Style (17th ed.) Citation

Johnson, Emory Richard, and Grover Gerhardt Huebner. Principles of Ocean Transportation. New York, London: D. Appleton and company, 1918.

MLA (9th ed.) Citation

Johnson, Emory Richard, and Grover Gerhardt Huebner. Principles of Ocean Transportation. D. Appleton and company, 1918.