Allen, M., Malde, M., & Zeller, K. A. (2009). What every singer needs to know about the body. Plural Pub..
芝加哥风格引文Allen, MaryJean, Melissa Malde, 与 Kurt Alexander Zeller. What Every Singer Needs to Know About the Body. San Diego, CA: Plural Pub., 2009.
MLA引文Allen, MaryJean, et al. What Every Singer Needs to Know About the Body. Plural Pub., 2009.
警告：这些引文格式不一定是100％准确.