APA (7th ed.) Citation

Robinson, A. (1934). Rubank elementary method cornet or trumpet. Rubank.

Chicago Style (17th ed.) Citation

Robinson, A.F. Rubank Elementary Method Cornet or Trumpet. Chicago, IL: Rubank, 1934.

MLA (9th ed.) Citation

Robinson, A.F. Rubank Elementary Method Cornet or Trumpet. Rubank, 1934.