Cita APA (7a ed.)
Brown, D. H. (1987). Principles of language learning and teaching (2nd ed.). Prentice-Hall.
Cita Chicago Style (17a ed.)
Brown, Douglas H. Principles of Language Learning and Teaching. 2nd ed. New Jersey: Prentice-Hall, 1987.
Cita MLA (9a ed.)
Brown, Douglas H. Principles of Language Learning and Teaching. 2nd ed. Prentice-Hall, 1987.
Precaución: Estas citas no son 100% exactas.