Proceedings of the 1990 ACM conference on Computer-supported cooperative work. Association for Computing Machinery (ACM).
Cita Chicago (17th ed.)Proceedings of the 1990 ACM Conference on Computer-supported Cooperative Work. Association for Computing Machinery (ACM).
Cita MLA (8th ed.)Proceedings of the 1990 ACM Conference on Computer-supported Cooperative Work. Association for Computing Machinery (ACM).
Atenció: Aquestes cites poden no estar 100% correctes.