APA-viite (7. p.)

Richards J. C. Jack, Bohlke D. David, & Lieske C. Carmella. (2012). Speak Now 1 Communicate with Confidence: Teacher's book. New York, Oxford University Press, 2012.

Chicago-viite (17. p.)

Richards J. C. Jack, Bohlke D. David, ja Lieske C. Carmella. Speak Now 1 Communicate with Confidence: Teacher's Book. New York, Oxford University Press, 2012, 2012.

MLA-viite (9. p.)

Richards J. C. Jack, et al. Speak Now 1 Communicate with Confidence: Teacher's Book. New York, Oxford University Press, 2012, 2012.