APA (7th ed.) Citation

Smith, L. A., Stevenson, R. L., & Leck, H. H. (1993). Bed in summer (1993): Unison treble voices with piano. Plymouth Music.

Chicago Style (17th ed.) Citation

Smith, Larry Alan, Robert Louis Stevenson, and Henry H. Leck. Bed in Summer (1993): Unison Treble Voices with Piano. Lauderdale, Fla: Plymouth Music, 1993.

MLA (9th ed.) Citation

Smith, Larry Alan, et al. Bed in Summer (1993): Unison Treble Voices with Piano. Plymouth Music, 1993.