APA (7th ed.) Citation

Sheldon, S. (2001). The sky is falling. Compass Press, HarperCollins Publishers.

Chicago Style (17th ed.) Citation

Sheldon, Sidney. The Sky Is Falling. London ; Oxford ; Melbourne: Compass Press, HarperCollins Publishers, 2001.

MLA (8th ed.) Citation

Sheldon, Sidney. The Sky Is Falling. Compass Press, HarperCollins Publishers, 2001.

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