APA (7th ed.) Citation

Fencl, S. C., Griffin, D. M., & Shay, J. R. Language: Structure and use.

Chicago Style (17th ed.) Citation

Fencl, Shirley C., Dorothy M. Griffin, and James R. Shay. Language: Structure and Use.

MLA (8th ed.) Citation

Fencl, Shirley C., et al. Language: Structure and Use.