Style de citation APA (7e éd.)

Cooper, P. (2016). Beginning Ruby: From novice to professional (Third edition.). Apress.

Style de citation Chicago (17e éd.)

Cooper, Peter. Beginning Ruby: From Novice to Professional. Third edition. [Place of publication not identified]: Apress, 2016.

Style de citation MLA (8e éd.)

Cooper, Peter. Beginning Ruby: From Novice to Professional. Third edition. Apress, 2016.