Cita APA (7a ed.)

Vukovic, M., Vukovic, M. C., & Kumara, S. C. (2011). UbiCrowd'11: Proceedings of the 2nd International Workshop on Ubiquitous Crowdsouring, September 18, 2011 Beijing, China. ACM.

Cita Chicago Style (17a ed.)

Vukovic, Maja, Maja Contributor Vukovic, y Soundar Contributor Kumara. UbiCrowd'11: Proceedings of the 2nd International Workshop on Ubiquitous Crowdsouring, September 18, 2011 Beijing, China. [Place of publication not identified]: ACM, 2011.

Cita MLA (9a ed.)

Vukovic, Maja, et al. UbiCrowd'11: Proceedings of the 2nd International Workshop on Ubiquitous Crowdsouring, September 18, 2011 Beijing, China. ACM, 2011.