WOOLFOLK, A. E. (1998). Educational Psychology.-- Ed.7. Allyn and Bacon.
Lua i Stíl Chicago (17ú heag.)WOOLFOLK, Anita E. Educational Psychology.-- Ed.7. Boston: Allyn and Bacon, 1998.
Lua MLA (9ú heag.)WOOLFOLK, Anita E. Educational Psychology.-- Ed.7. Allyn and Bacon, 1998.
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