Roberts, R. (1972). Musical instruments made to be played (5th ed.). Dryad Press.
芝加哥风格引文Roberts, Ronald. Musical Instruments Made to Be Played. 5th ed. Leicester: Dryad Press, 1972.
MLA引文Roberts, Ronald. Musical Instruments Made to Be Played. 5th ed. Dryad Press, 1972.
警告：这些引文格式不一定是100％准确.