APA-referens (7:e uppl.)

BROWN, H. D. (2000). Principles of language and teaching.-- ed.4. Addison Wesley Longman.

Chicago-referens (17:e uppl.)

BROWN, H. Douglas. Principles of Language and Teaching.-- Ed.4. New York: Addison Wesley Longman, 2000.

MLA-referens (9:e uppl.)

BROWN, H. Douglas. Principles of Language and Teaching.-- Ed.4. Addison Wesley Longman, 2000.