Cita APA (7a ed.)

Schaefer, I., John, I. C., & Schaefer, I. C. (2011). Proceedings of the 15th International Software Product Line Conference. Volume 2. ACM.

Cita Chicago Style (17a ed.)

Schaefer, Ina, Isabel Contributor John, y Ina Contributor Schaefer. Proceedings of the 15th International Software Product Line Conference. Volume 2. [Place of publication not identified]: ACM, 2011.

Cita MLA (9a ed.)

Schaefer, Ina, et al. Proceedings of the 15th International Software Product Line Conference. Volume 2. ACM, 2011.