Cita APA (7a ed.)

Barfield, A., Toogood, S., & Pemberton, R. (2009). Maintaining Control: Autonomy and Language Learning. Hong Kong University Press.

Cita Chicago Style (17a ed.)

Barfield, Andrew, Sarah Toogood, y Richard Pemberton. Maintaining Control: Autonomy and Language Learning. Hong Kong: Hong Kong University Press, 2009.

Cita MLA (8a ed.)

Barfield, Andrew, et al. Maintaining Control: Autonomy and Language Learning. Hong Kong University Press, 2009.