APA (7th ed.) Citation

Sheldon,Sidney. (2001). The sky is falling. HarperCollins Publishers.

Chicago Style (17th ed.) Citation

Sheldon,Sidney. The Sky Is Falling. London: HarperCollins Publishers, 2001.

MLA (9th ed.) Citation

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

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