APA (7th ed.) Citation

Eliot Morison, S. (1983). Christopher Columbus: Mariner. Penguin Group.

Chicago Style (17th ed.) Citation

Eliot Morison, Samuel. Christopher Columbus: Mariner. USA: Penguin Group, 1983.

MLA (9th ed.) Citation

Eliot Morison, Samuel. Christopher Columbus: Mariner. Penguin Group, 1983.

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