Spencer, J. (2008). Tribeca sunflower: For marimba quartet ; including percussion (Score, parts.). Norsk Musikforlag.
Chicago-Zitierstil (17. Ausg.)Spencer, Julie. Tribeca Sunflower: For Marimba Quartet ; Including Percussion. Score, parts. Oslo: Norsk Musikforlag, 2008.
MLA-Zitierstil (9. Ausg.)Spencer, Julie. Tribeca Sunflower: For Marimba Quartet ; Including Percussion. Score, parts. Norsk Musikforlag, 2008.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.