APA (7th ed.) Citation

Somerville, B., Gamble, A., Carneiro, C., & Barazi, R. (2020). Beginning Rails 6: From Novice to Professional (4th edition.). Apress.

Chicago Style (17th ed.) Citation

Somerville, Brady, Adam Gamble, Cloves Carneiro, and Rida Barazi. Beginning Rails 6: From Novice to Professional. 4th edition. Apress, 2020.

MLA (9th ed.) Citation

Somerville, Brady, et al. Beginning Rails 6: From Novice to Professional. 4th edition. Apress, 2020.