Metropolitan Opera Guild, Hamilton, D., & Andris-Michalaros, A. (1987). The Metropolitan Opera encyclopedia: A comprehensive guide to the world of opera. Simon and Schuster.
Chicago Style (17th ed.) CitationMetropolitan Opera Guild, David Hamilton, and Aliki Andris-Michalaros. The Metropolitan Opera Encyclopedia: A Comprehensive Guide to the World of Opera. New York: Simon and Schuster, 1987.
MLA (9th ed.) CitationMetropolitan Opera Guild, et al. The Metropolitan Opera Encyclopedia: A Comprehensive Guide to the World of Opera. Simon and Schuster, 1987.
Warning: These citations may not always be 100% accurate.