Colangelo, N., & Davis, G. A. (1997). Handbook of gifted education (2nd ed.). Allyn and Bacon.
Chicago Style aipamenaColangelo, Nicholas, and Gary A. Davis. Handbook of Gifted Education. 2nd ed. Boston: Allyn and Bacon, 1997.
MLA aipamenaColangelo, Nicholas, and Gary A. Davis. Handbook of Gifted Education. 2nd ed. Allyn and Bacon, 1997.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.