APA (7th ed.) Citation

Wallace, A. R., & Marchant, J. (1916). Alfred Russel Wallace; letters and reminiscences. Harper.

Chicago Style (17th ed.) Citation

Wallace, Alfred Russel, and James Marchant. Alfred Russel Wallace; Letters and Reminiscences. New York: Harper, 1916.

MLA (9th ed.) Citation

Wallace, Alfred Russel, and James Marchant. Alfred Russel Wallace; Letters and Reminiscences. Harper, 1916.