共 46 条
- [21] KARP DA, 1983, SOCIAL INTERACTION R, P195
- [22] Kearns David, 1990, COMMUNICA UNPUB 1206
- [23] Keen P.G.W., 1978, DECISION SUPPORT SYS
- [25] Klingman Darwin, 1988, ACAD COMPUTING MAR, P22
- [28] LAY P, 1989, J EDUC TECHNOL SYST, V18, P313
- [29] Lyman Paul, 1988, ACAD COMPUTING MAR, P18
- [30] Marante Gladys, 1980, ASPECTS ED TECHNOLOG, P121