APA (7th ed.) Citation

Hopkinson, F., & Milligan, H. V. (1990). Six songs (High voice.). Classical Vocal Reprints.

Chicago Style (17th ed.) Citation

Hopkinson, Francis, and Harold Vincent Milligan. Six Songs. High voice. New York, NY: Classical Vocal Reprints, 1990.

MLA (9th ed.) Citation

Hopkinson, Francis, and Harold Vincent Milligan. Six Songs. High voice. Classical Vocal Reprints, 1990.