Shields. Proceedings of the ACM annual conference - Volume 2. Association for Computing Machinery (ACM).
Cita Chicago (17th ed.)Shields. Proceedings of the ACM Annual Conference - Volume 2. Association for Computing Machinery (ACM).
Cita MLA (9th ed.)Shields. Proceedings of the ACM Annual Conference - Volume 2. Association for Computing Machinery (ACM).
Atenció: Aquestes cites poden no estar 100% correctes.