Brown, H. D. (1994). Principles of language learning and teaching (3rd ed.). Prentice Hall.
Citazione stile Chigago Style (17a edizione)Brown, H. Douglas. Principles of Language Learning and Teaching. 3rd ed. New Jersey: Prentice Hall, 1994.
Citatione MLA (9a ed.)Brown, H. Douglas. Principles of Language Learning and Teaching. 3rd ed. Prentice Hall, 1994.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.