1. Aninao, J. (1990). The teacher's written plan: Its problems and potentials as an assessment tool. (Technical Report N5). Stanford University, Teacher Assessment Project.
2. Bird, T. (1990a). The school teacher's portfolio: An essay on possiblities. In Millman, J., & Darling-Hammond, L. (Eds.), Handbook of teacher evaluation: Elementary and secondary personnel (2nd ed.). pp. 241?256.
3. Bird T. (1990b). Report in the rating procedure used to assess portfolios and assessment center exercises for high school biology teachers. (Technical Report B3). Stanford University, Teacher Assessment Project.
4. Carnegie Task Force on Teaching as a Profession. (1986). A nation prepared: Teachers for the 21st century. New York: Carnegie Forum on Education and the Economy.
5. Collins, A., Bird, T. King, B., & September, R. (1988). Bio TAP handbook: Portfolio development for high school biology teachers, Working document of the Teacher Assessment Project, Stanford University.