APA (7th ed.) Citation

Llewellyn, R. (1941). How green was my valley. Macmillan.

Chicago Style (17th ed.) Citation

Llewellyn, Richard. How Green Was My Valley. New York: Macmillan, 1941.

MLA (9th ed.) Citation

Llewellyn, Richard. How Green Was My Valley. Macmillan, 1941.

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