Potter, Keith. 2001. Four revised articles on contemporary American composers: 'Adams, John', 'Glass, Philip', 'Monk, Meredith' and 'Reich, Steve'; also versions of previously published entries on 'Kagel, Mauricio' and 'Schnittke, Alfred'. In: Amanda Holden, ed. The New Penguin Opera Guide. London: Penguin Books. [Book Section]