APA (7th ed.) Citation

HUMMEL, H. A., & FRANK, F. L. (1954). Challanger concert folio for band. Rubank Inc.

Chicago Style (17th ed.) Citation

HUMMEL, Herman A., and Fred L. FRANK. Challanger Concert Folio for Band. Rubank Inc, 1954.

MLA (8th ed.) Citation

HUMMEL, Herman A., and Fred L. FRANK. Challanger Concert Folio for Band. Rubank Inc, 1954.

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