Leoncavallo, R., & Spaeth, S. (1927). Zaza picolla zingara : romance of cascart from the opera Zaza: For baritone with piano accompaniment. Casa Musicale Sonzogro.
芝加哥风格引文Leoncavallo, Ruggiero, 与 Sigmund Spaeth. Zaza Picolla Zingara : Romance of Cascart from the Opera Zaza: For Baritone with Piano Accompaniment. New York: Casa Musicale Sonzogro, 1927.
MLA引文Leoncavallo, Ruggiero, 与 Sigmund Spaeth. Zaza Picolla Zingara : Romance of Cascart from the Opera Zaza: For Baritone with Piano Accompaniment. Casa Musicale Sonzogro, 1927.
警告：这些引文格式不一定是100％准确.