APA (7th ed.) Citation

Werlin, N. (2017). And then there were four. Dial Books.

Chicago Style (17th ed.) Citation

Werlin, Nancy. And Then There Were Four. New York, NY: Dial Books, 2017.

MLA (8th ed.) Citation

Werlin, Nancy. And Then There Were Four. Dial Books, 2017.

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