Spencer, P. (1996). The practice of harmony (3rd ed.). Prentice Hall.
芝加哥风格引文Spencer, Peter. The Practice of Harmony. 3rd ed. Englewood Cliffs, N.J: Prentice Hall, 1996.
MLA引文Spencer, Peter. The Practice of Harmony. 3rd ed. Prentice Hall, 1996.
警告：这些引文格式不一定是100％准确.