Παραπομπή σε μορφή APA (7η εκδ.)

Allen, M., Malde, M., & Zeller, K. A. (2009). What every singer needs to know about the body. Plural Pub..

Παραπομπή σε μορφή Chicago (17η εκδ.)

Allen, MaryJean, Melissa Malde, και Kurt Alexander Zeller. What Every Singer Needs to Know About the Body. San Diego, CA: Plural Pub., 2009.

Παραπομπή σε μορφή MLA (9th εκδ.)

Allen, MaryJean, et al. What Every Singer Needs to Know About the Body. Plural Pub., 2009.