APA (7th ed.) Citation

Johnson, H., & Hull, R. Letter to the world. Concert Hall Society CHS-1151.

Chicago Style (17th ed.) Citation

Johnson, Hunter, and Robert Hull. Letter to the World. s.l: Concert Hall Society CHS-1151.

MLA (9th ed.) Citation

Johnson, Hunter, and Robert Hull. Letter to the World. Concert Hall Society CHS-1151.

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