The Viking opera guide

MLA

Holden, Amanda, Nicholas Kenyon, and Stephen Walsh. The Viking Opera Guide. London: Viking, 1993.

APA

Holden, A., Kenyon, N., & Walsh, S. (1993). The Viking opera guide. London: Viking.

Chicago

Holden, Amanda, Nicholas Kenyon, and Stephen Walsh. The Viking Opera Guide. London: Viking, 1993.