Notna sveska
Izvornik
Gershwin, George. Summertime. Porgy and Bess. Gershwin, George. Violin and Piano. Organ. Dewagtere, Bernard. Main sheet music.
Prijevod
Gershwin, George. Ljetne vrijeme. Porgy i Bess. Gershwin, George. Violin and Piano. Orgulje. Dewagtere, Bernard. Glavni note.