APA-viite (7. p.)

Brown, H. D., & Lee, H. (2015). Teaching by principles: An interactive approach to language pedagogy (Fourth edition.). Pearson Education.

Chicago-viite (17. p.)

Brown, H. Douglas, ja Heekyeong Lee. Teaching by Principles: An Interactive Approach to Language Pedagogy. Fourth edition. White Plains, NY: Pearson Education, 2015.

MLA-viite (8. p.)

Brown, H. Douglas, ja Heekyeong Lee. Teaching by Principles: An Interactive Approach to Language Pedagogy. Fourth edition. Pearson Education, 2015.