Skornicka, J. E., & Petersen, A. C. (1939). Flute or Piccolo: A follow up course for individual or like-instrument class instruction / J. E. Skornicka and A. C. Petersen. Rubank.
Lua i Stíl Chicago (17ú heag.)Skornicka, Joseph E., agus A. C. Petersen. Flute or Piccolo: A Follow Up Course for Individual or Like-instrument Class Instruction / J. E. Skornicka and A. C. Petersen. Miami, Fl.: Rubank, 1939.
Lua MLA (8ú heag.)Skornicka, Joseph E., agus A. C. Petersen. Flute or Piccolo: A Follow Up Course for Individual or Like-instrument Class Instruction / J. E. Skornicka and A. C. Petersen. Rubank, 1939.
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