Cita APA (7a ed.)

Barclay, K. A., & Savage, W. J. (2007). Groovy programming: An introduction for Java developers. Morgan Kaufmann Publishers.

Cita Chicago Style (17a ed.)

Barclay, Kenneth A., y W. J. Savage. Groovy Programming: An Introduction for Java Developers. Amsterdam ; Boston: Morgan Kaufmann Publishers, 2007.

Cita MLA (8a ed.)

Barclay, Kenneth A., y W. J. Savage. Groovy Programming: An Introduction for Java Developers. Morgan Kaufmann Publishers, 2007.