APA (7th ed.) Citation

König, D., King, P., Laforge, G., & Gosling, J. (2015). Groovy in action (Second edition.). Manning Publications.

Chicago Style (17th ed.) Citation

König, Dierk, Paul King, Guillaume Laforge, and James Gosling. Groovy in Action. Second edition. Shelter Island, NY: Manning Publications, 2015.

MLA (9th ed.) Citation

König, Dierk, et al. Groovy in Action. Second edition. Manning Publications, 2015.