Black, P., & Ogborn, J. (1977). Small group teaching in undergraduate science. Heinemann Educational for the Nuffield Foundation.
Chicago Style aipamenaBlack, Paul, and John Ogborn. Small Group Teaching in Undergraduate Science. London: Heinemann Educational for the Nuffield Foundation, 1977.
MLA aipamenaBlack, Paul, and John Ogborn. Small Group Teaching in Undergraduate Science. Heinemann Educational for the Nuffield Foundation, 1977.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.