Guenther, R. (1982). First of practical studies for flute. Belwin Mills.
芝加哥风格引文Guenther, Ralph. First of Practical Studies for Flute. New York: Belwin Mills, 1982.
MLA引文Guenther, Ralph. First of Practical Studies for Flute. Belwin Mills, 1982.
警告：这些引文格式不一定是100％准确.