Cita APA (7th ed.)

Mitchell, R., Myles, F., & Marsden, E. (2019). Second language learning theories (Fourth Edition.). Routledge Taylor & Francis Group.

Cita Chicago (17th ed.)

Mitchell, Rosamond, Florence Myles, i Emma Marsden. Second Language Learning Theories. Fourth Edition. New York, USA: Routledge Taylor & Francis Group, 2019.

Cita MLA (9th ed.)

Mitchell, Rosamond, et al. Second Language Learning Theories. Fourth Edition. Routledge Taylor & Francis Group, 2019.