APA (7th ed.) Citation

Skornicka, J. E., & Boltz, E. (1939). Rubank intermediate method: [for] Eb or BBb bass : a follow-up course for individual or like-instrument class instruction. Ill. Rubank.

Chicago Style (17th ed.) Citation

Skornicka, Joseph E., and E.G Boltz. Rubank Intermediate Method: [for] Eb or BBb Bass : A Follow-up Course for Individual or Like-instrument Class Instruction. Chicago: Ill. Rubank, 1939.

MLA (9th ed.) Citation

Skornicka, Joseph E., and E.G Boltz. Rubank Intermediate Method: [for] Eb or BBb Bass : A Follow-up Course for Individual or Like-instrument Class Instruction. Ill. Rubank, 1939.