Pilhofer, M., & Day, H. (2019). Music theory (4th edition.). John Wiley & Sons.
芝加哥风格引文Pilhofer, Michael, 与 Holly Day. Music Theory. 4th edition. Hoboken, N.J.: John Wiley & Sons, 2019.
MLA引文Pilhofer, Michael, 与 Holly Day. Music Theory. 4th edition. John Wiley & Sons, 2019.
警告：这些引文格式不一定是100％准确.