APA (7th ed.) Citation

Clark, G. (1935). The great wall crumbles. Macmillan.

Chicago Style (17th ed.) Citation

Clark, Grover. The Great Wall Crumbles. New York: Macmillan, 1935.

MLA (8th ed.) Citation

Clark, Grover. The Great Wall Crumbles. Macmillan, 1935.

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