Feral swine: impacts to native wildlife.

MLA

United States. Feral swine: impacts to native wildlife. Revised May 2020. [Riverdale, Md.] : United States Department of Agriculture, Animal and Plant Health Inspection Service, 2020.

APA

United States. (2016). Feral swine: impacts to native wildlife. Revised May 2020. [Riverdale, Md.] : United States Department of Agriculture, Animal and Plant Health Inspection Service.

Chicago

United States. Feral swine: impacts to native wildlife. Revised May 2020. [Riverdale, Md.] : United States Department of Agriculture, Animal and Plant Health Inspection Service, 2020.