APA (7th ed.) Citation

Richard, L., & Ryser, N. (2014). Ninjas and knock outs! Graphic Universe.

Chicago Style (17th ed.) Citation

Richard, Laurent, and Nicolas Ryser. Ninjas and Knock Outs! Minneapolis: Graphic Universe, 2014.

MLA (9th ed.) Citation

Richard, Laurent, and Nicolas Ryser. Ninjas and Knock Outs! Graphic Universe, 2014.

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