APA (7th ed.) Citation

Howells, W. D., & Alden, H. M. (1906). Under the sunset. Harper & Brothers.

Chicago Style (17th ed.) Citation

Howells, William Dean, and Henry Mills Alden. Under the Sunset. New York: Harper & Brothers, 1906.

MLA (9th ed.) Citation

Howells, William Dean, and Henry Mills Alden. Under the Sunset. Harper & Brothers, 1906.