Skornicka, J. E., & Koebner, R. (1939). Oboe: A follow up course for individual or like-instrument class instruction / J.E.Skornicka and Robert Miller. Rubank.

Skornicka, Joseph E., and R. Koebner. Oboe: A Follow Up Course for Individual or Like-instrument Class Instruction / J.E.Skornicka and Robert Miller. Miami, Fl.: Rubank, 1939.

Skornicka, Joseph E., and R. Koebner. Oboe: A Follow Up Course for Individual or Like-instrument Class Instruction / J.E.Skornicka and Robert Miller. Rubank, 1939.