APA (7th ed.) Citation

Gese, E. M., Hart, J. P., & Terietzky, P. A. (2021). Gray wolves. U.S. Department of Agriculture, Animal & Plant Health Inspection Service, Wildlife Services.

Chicago Style (17th ed.) Citation

Gese, Eric M., John P. Hart, and Patricia A. Terietzky. Gray Wolves. Fort Collins, Colorado: U.S. Department of Agriculture, Animal & Plant Health Inspection Service, Wildlife Services, 2021.

MLA (9th ed.) Citation

Gese, Eric M., et al. Gray Wolves. U.S. Department of Agriculture, Animal & Plant Health Inspection Service, Wildlife Services, 2021.