References
- Cronbach, L.J., Snow, R.E. 1977. Aptitudes and InstructionalMethods New York, Irvington.
- Eraunt, M., Mackenzie, N., Papps, I. 1975. The mythology of educational development:reflections on a three year study of economics teaching.. Br.J. Educ. Technol. 6—20.
- Salomon, G., Clark, R.E. 1977. Reexamining the methodology of research on media and technology in education.. Rev. Educ. Res. 47—99.
- Snow, R.E. 1974. Representative and quasi-representative designs for research on teaching.. Rev. Educ. Res. 44—265.