Schwartz, S., & Hirson, R. O. (2013). Pippin: A musical comedy. Alfred Music Publishing Co., Inc..
Lua i Stíl Chicago (17ú heag.)Schwartz, Stephen, agus Roger O. Hirson. Pippin: A Musical Comedy. Van Nuys, CA: Alfred Music Publishing Co., Inc., 2013.
Lua MLA (9ú heag.)Schwartz, Stephen, agus Roger O. Hirson. Pippin: A Musical Comedy. Alfred Music Publishing Co., Inc., 2013.
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