Friends of Korus Foundation, Inc, University of the Philippines Concert Chorus, & AY Foundation, Inc. (2009). Korus Klef '09: A youth choir festival. Friends of Korus Foundation, Inc.
Citazione stile Chigago Style (17a edizione)Friends of Korus Foundation, Inc, University of the Philippines Concert Chorus, e Inc AY Foundation. Korus Klef '09: A Youth Choir Festival. [S.l.]: Friends of Korus Foundation, Inc, 2009.
Citatione MLA (9a ed.)Friends of Korus Foundation, Inc, et al. Korus Klef '09: A Youth Choir Festival. Friends of Korus Foundation, Inc, 2009.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.