APA (7th ed.) Citation

Booth, W., Johnston, J., Cross, J., Hammond, J., Hargreaves, J., & Lloyd, D. (1995). Stars of English opera. Dutton Laboratories.

Chicago Style (17th ed.) Citation

Booth, Webster, James Johnston, Joan Cross, Joan Hammond, John Hargreaves, and David Lloyd. Stars of English Opera. Hammond, Middlesex: Dutton Laboratories, 1995.

MLA (9th ed.) Citation

Booth, Webster, et al. Stars of English Opera. Dutton Laboratories, 1995.