Calderhead, J., Day, C., & Denicolo, P. (1993). Research on thinking: Understanding professional development. Falmer.
Lua i Stíl Chicago (17ú heag.)Calderhead, James, Christopher Day, agus Pam Denicolo. Research on Thinking: Understanding Professional Development. London: Falmer, 1993.
Lua MLA (9ú heag.)Calderhead, James, et al. Research on Thinking: Understanding Professional Development. Falmer, 1993.
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