Willoughby. Proceedings of the twelfth annual SIGCPR conference. Association for Computing Machinery (ACM).
Chicago-viite (17. p.)Willoughby. Proceedings of the Twelfth Annual SIGCPR Conference. Association for Computing Machinery (ACM).
MLA-viite (9. p.)Willoughby. Proceedings of the Twelfth Annual SIGCPR Conference. Association for Computing Machinery (ACM).
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