APA (7th ed.) Citation

Harley, B., & Gustavson, A. (2015). Charlie bumpers vs the really nice gnome. Peachtree Publishers.

Chicago Style (17th ed.) Citation

Harley, Bill, and Adam Gustavson. Charlie Bumpers Vs the Really Nice Gnome. Atlanta: Peachtree Publishers, 2015.

MLA (9th ed.) Citation

Harley, Bill, and Adam Gustavson. Charlie Bumpers Vs the Really Nice Gnome. Peachtree Publishers, 2015.