Gaya APA

Brown, H. Douglas. (2001). Teaching by principle: an interactive approach to language pedagogy (Ed.2). New York: Longman.

Gaya Chicago

Brown, H. Douglas. Teaching by principle: an interactive approach to language pedagogy. Ed.2 New York: Longman, 2001. Buku Tercetak.

Gaya MLA

Brown, H. Douglas. Teaching by principle: an interactive approach to language pedagogy. Ed.2 New York: Longman, 2001. Buku Tercetak.

Gaya Turabian

Brown, H. Douglas. Teaching by principle: an interactive approach to language pedagogy. Ed.2 New York: Longman, 2001. Buku Tercetak.