O'Connell, B. (1973). Aspects of learning. Allen and Unwin.
Chicago Style aipamenaO'Connell, Brian. Aspects of Learning. London: Allen and Unwin, 1973.
MLA aipamenaO'Connell, Brian. Aspects of Learning. Allen and Unwin, 1973.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.