APA (7th ed.) Citation

Powys, L. (1924). Black laughter. Blue Ribbon Books.

Chicago Style (17th ed.) Citation

Powys, Llewelyn. Black Laughter. New York: Blue Ribbon Books, 1924.

MLA (9th ed.) Citation

Powys, Llewelyn. Black Laughter. Blue Ribbon Books, 1924.

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