Sor, F., & Segovia, A. (1945). Twenty studies for the guitar. Edward B. Marks Music.
芝加哥风格引文Sor, Fernando, 与 Andres Segovia. Twenty Studies for the Guitar. New York: Edward B. Marks Music, 1945.
MLA引文Sor, Fernando, 与 Andres Segovia. Twenty Studies for the Guitar. Edward B. Marks Music, 1945.
警告：这些引文格式不一定是100％准确.