Proceedings of the 1990 ACM annual conference on Cooperation. Association for Computing Machinery (ACM).
Chicago Style (17. basım) AtıfProceedings of the 1990 ACM Annual Conference on Cooperation. Association for Computing Machinery (ACM).
MLA (9th ed.) AtıfProceedings of the 1990 ACM Annual Conference on Cooperation. Association for Computing Machinery (ACM).
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