Proceedings of the ACM 1980 annual conference. Association for Computing Machinery (ACM).
Chicago-čujuhus (17. p.)Proceedings of the ACM 1980 Annual Conference. Association for Computing Machinery (ACM).
MLA-čujuhus (9. p.)Proceedings of the ACM 1980 Annual Conference. Association for Computing Machinery (ACM).
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.