APA (7th ed.) Citation

Long, N. H. (1934). Rubank elementary method, trombone or baritone: A fundamental course for individual or like-instrument class instruction. Rubank Inc.

Chicago Style (17th ed.) Citation

Long, Newell H. Rubank Elementary Method, Trombone or Baritone: A Fundamental Course for Individual or Like-instrument Class Instruction. Chicago: Rubank Inc, 1934.

MLA (9th ed.) Citation

Long, Newell H. Rubank Elementary Method, Trombone or Baritone: A Fundamental Course for Individual or Like-instrument Class Instruction. Rubank Inc, 1934.