APA (7th ed.) Citation

Kreutzer, R. (1950). Forty-two studies for the viola. G. Schirmer, Inc.

Chicago Style (17th ed.) Citation

Kreutzer, Rodolphe. Forty-two Studies for the Viola. Milwaukee, WI: G. Schirmer, Inc, 1950.

MLA (9th ed.) Citation

Kreutzer, Rodolphe. Forty-two Studies for the Viola. G. Schirmer, Inc, 1950.