APA

König D., Glover A., King P., Laforge G. & Skeet J. (2007). Groovy in action. New York: Manning.

Chicago

König Dierk, Glover Andrew, King Paul, Laforge Guillaume and Skeet Jon. 2007. Groovy in action. New York: Manning.

Harvard

König D., Glover A., King P., Laforge G. and Skeet J. (2007). Groovy in action. New York: Manning.

MLA

König Dierk, Glover Andrew, King Paul, Laforge Guillaume and Skeet Jon. Groovy in action. New York: Manning. 2007.