Gernsbacher, M. A., & Derry, S. J. (1998). Proceedings of the twentieth annual conference of the cognitive science society. Lawrence Erlbaum Associates.
Chicago-čujuhus (17. p.)Gernsbacher, Morton Ann, juo Sharon J. Derry. Proceedings of the Twentieth Annual Conference of the Cognitive Science Society. Mahwah: Lawrence Erlbaum Associates, 1998.
MLA-čujuhus (9. p.)Gernsbacher, Morton Ann, juo Sharon J. Derry. Proceedings of the Twentieth Annual Conference of the Cognitive Science Society. Lawrence Erlbaum Associates, 1998.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.