Cita APA (7a ed.)

Heller, R., & Heller, R. S. C. (2001). Proceedings of the 2001 EC/NSF Workshop on Universal Accessibility of Ubiquitous Computing: Providing for the Elderly. ACM.

Cita Chicago Style (17a ed.)

Heller, Rachelle, y Rachelle S Contributor Heller. Proceedings of the 2001 EC/NSF Workshop on Universal Accessibility of Ubiquitous Computing: Providing for the Elderly. [Place of publication not identified]: ACM, 2001.

Cita MLA (9a ed.)

Heller, Rachelle, y Rachelle S Contributor Heller. Proceedings of the 2001 EC/NSF Workshop on Universal Accessibility of Ubiquitous Computing: Providing for the Elderly. ACM, 2001.