1. Adams, A. S., Soumerai, S. B., Lomas, J., & Ross-Degnan, D. (1999). Evidence of self-report bias in assessing adherence to guidelines. International Journal for Quality Health Care, 11, 187–192.
2. Anderson, R. E., & Ronnkvist, A. (1999). The presence of computers in American schools. teaching, learning, and computing: 1998 National Survey (Report #2). Irvine, CA: Center for Research on Information Technology and Organizations. (ERIC Document Reproduction Service No. ED 430 548).
3. Baker, T. L. (1994). Doing social research (2nd ed.). New York: McGraw-Hill.
4. Baldwin, W. (2000). Information no one else knows: The value of self-report. In A. Stone, J. Turkkan, J. Jobe, C. Bachrach, H. Kurtzman, & V. Cain (Eds.), The science of self report. Mahwah, NJ: Erlbaum.
5. Bielefeldt, T. (2002). Teacher outcomes: Improved technology skills. In J. Johnson, & L. Barker (Eds.), Assessing the impact of technology in teaching and learning: A sourcebook for evaluators (pp. 119–137). University of Michigan: Institute for Social Research.