APA (7th ed.) Citation

HERFURTH, C. P. (1941). A Tune Day for Trumpet or Cornet, Book One. The Boston Music Co.

Chicago Style (17th ed.) Citation

HERFURTH, C. Paul. A Tune Day for Trumpet or Cornet, Book One. The Boston Music Co, 1941.

MLA (8th ed.) Citation

HERFURTH, C. Paul. A Tune Day for Trumpet or Cornet, Book One. The Boston Music Co, 1941.

Warning: These citations may not always be 100% accurate.