APA (7th ed.) Zitazioa
Pratt, D. (1980). Curriculum, design, and development. Harcourt Brace Jovanovich.
Chicago Style (17th ed.) Zitazioa
Pratt, David. Curriculum, Design, and Development. New York: Harcourt Brace Jovanovich, 1980.
MLA (9th ed.) Zitazioa
Pratt, David. Curriculum, Design, and Development. Harcourt Brace Jovanovich, 1980.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.