APA (7th ed.) Citation

Morison, S. E., & Myers, A. (1959). Christopher Columbus, mariner. New American Library.

Chicago Style (17th ed.) Citation

Morison, Samuel Eliot, and Adolph Myers. Christopher Columbus, Mariner. New York: New American Library, 1959.

MLA (9th ed.) Citation

Morison, Samuel Eliot, and Adolph Myers. Christopher Columbus, Mariner. New American Library, 1959.

Warning: These citations may not always be 100% accurate.