Long, M. (2011). The psychology of education (2nd ed.). Routledge.
Chicago Style aipamenaLong, Martyn. The Psychology of Education. 2nd ed. London ; New York: Routledge, 2011.
MLA aipamenaLong, Martyn. The Psychology of Education. 2nd ed. Routledge, 2011.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.