APA (7th ed.) Citation

McDowell, C. E., & Gibbs, H. M. (1954). Ocean transportation. McGraw-Hill.

Chicago Style (17th ed.) Citation

McDowell, Carl E., and Helen Marrilla Gibbs. Ocean Transportation. New York: McGraw-Hill, 1954.

MLA (9th ed.) Citation

McDowell, Carl E., and Helen Marrilla Gibbs. Ocean Transportation. McGraw-Hill, 1954.