APA (7th ed.) Citation

Smithers, D., Wogram, K., & Bowsher, J. (1986). Playing the Baroque Trumpet.

Chicago Style (17th ed.) Citation

Smithers, Don, Klaus Wogram, and John Bowsher. Playing the Baroque Trumpet. 1986.

MLA (8th ed.) Citation

Smithers, Don, et al. Playing the Baroque Trumpet. 1986.