Gruen, G. (2007). Gypsy Music for C Instruments: A collection of tunes from Eastern Europe & the Balkans / by Gundula Gruen. Spartan Press Music Publ..
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रGruen, Gundula. Gypsy Music for C Instruments: A Collection of Tunes from Eastern Europe & the Balkans / by Gundula Gruen. Kingussie, Scotland: Spartan Press Music Publ., 2007.
एमएलए (8वां संस्करण) प्रशस्ति पत्रGruen, Gundula. Gypsy Music for C Instruments: A Collection of Tunes from Eastern Europe & the Balkans / by Gundula Gruen. Spartan Press Music Publ., 2007.
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