APA-ийн эшлэл(7 дахь хэвлэлт)

Brown, H. D. (2001). Teaching by principles: An interactive approach to language pedagogy (2a. ed.). Longman.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Brown, H. Douglas. Teaching by Principles: An Interactive Approach to Language Pedagogy. 2a. ed. Essex: Longman, 2001.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Brown, H. Douglas. Teaching by Principles: An Interactive Approach to Language Pedagogy. 2a. ed. Longman, 2001.