APA (7th ed.) Citation

Active Communications (Firm), Knott, T. J., & Rorem, N. (2007). Ned Rorem: Vocal and instrumental music. Active Communications.

Chicago Style (17th ed.) Citation

Active Communications (Firm), Thomas J. Knott, and Ned Rorem. Ned Rorem: Vocal and Instrumental Music. [Stow, Mass.]: Active Communications, 2007.

MLA (9th ed.) Citation

Active Communications (Firm), et al. Ned Rorem: Vocal and Instrumental Music. Active Communications, 2007.