Cita APA (7a ed.)

Wirfs-Brock, R. (2020). Proceedings of the 27th Conference on Pattern Languages of Programs. The Hillside Group.

Cita Chicago Style (17a ed.)

Wirfs-Brock, Rebecca. Proceedings of the 27th Conference on Pattern Languages of Programs. United States: The Hillside Group, 2020.

Cita MLA (9a ed.)

Wirfs-Brock, Rebecca. Proceedings of the 27th Conference on Pattern Languages of Programs. The Hillside Group, 2020.