Fletcher, L. (1950). The Leila Fletcher piano course. Montgomery Music.
芝加哥风格引文Fletcher, Leila. The Leila Fletcher Piano Course. Buffalo, N.Y: Montgomery Music, 1950.
MLA引文Fletcher, Leila. The Leila Fletcher Piano Course. Montgomery Music, 1950.
警告：这些引文格式不一定是100％准确.