APA (7th ed.) Citation

Snicket, L., & Helquist, B. (2012). The slippery slope. Egmont.

Chicago Style (17th ed.) Citation

Snicket, Lemony, and Brett Helquist. The Slippery Slope. London: Egmont, 2012.

MLA (8th ed.) Citation

Snicket, Lemony, and Brett Helquist. The Slippery Slope. Egmont, 2012.

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