APA (7th ed.) Citation

Gay, N., & Mcpherson, B. (1937). Once You Lose Your Heart. Hal Leonard Music Publishing.

Chicago Style (17th ed.) Citation

Gay, Noel, and Barri Mcpherson. Once You Lose Your Heart. Wisconsin, United States: Hal Leonard Music Publishing, 1937.

MLA (9th ed.) Citation

Gay, Noel, and Barri Mcpherson. Once You Lose Your Heart. Hal Leonard Music Publishing, 1937.