APA (7th ed.) Citation

Harris, N. P., Crowell, J., & Holub, I. (2011). Brain games. National Geographic.

Chicago Style (17th ed.) Citation

Harris, Neil Patrick, Jeremiah Crowell, and Isaac Holub. Brain Games. District of Columbia: National Geographic, 2011.

MLA (9th ed.) Citation

Harris, Neil Patrick, et al. Brain Games. National Geographic, 2011.