Cita APA

Macdowell, C. E., & Gibbs, H. M. (1959). Ocean Transprortation. McGraw Hill.

Citación estilo Chicago

Macdowell, Cart E., y Helen M. Gibbs. Ocean Transprortation. New York: McGraw Hill, 1959.

Cita MLA

Macdowell, Cart E., y Helen M. Gibbs. Ocean Transprortation. McGraw Hill, 1959.