Krenek, E. (1985). Eight Pieces for Two Guitars: Transcribed by Theodore Norman. California Guitar Archives.
Chicago-viite (17. p.)Krenek, Ernst. Eight Pieces for Two Guitars: Transcribed by Theodore Norman. Palos Verdes Peninsula, CA: California Guitar Archives, 1985.
MLA-viite (8. p.)Krenek, Ernst. Eight Pieces for Two Guitars: Transcribed by Theodore Norman. California Guitar Archives, 1985.
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