Cita APA (7a ed.)

O´Connell, B. (1973). Aspects of Learning (1rst. ed.). George Allen and Unwin.

Cita Chicago Style (17a ed.)

O´Connell, Brian. Aspects of Learning. 1rst. ed. London: George Allen and Unwin, 1973.

Cita MLA (8a ed.)

O´Connell, Brian. Aspects of Learning. 1rst. ed. George Allen and Unwin, 1973.