APA (7th ed.) Citation

Ditchkoff, S. S., Holtfreter, R. W., & Williams, B. L. Effectiveness of a bounty program for reducing wild pig densities. Wiley.

Chicago Style (17th ed.) Citation

Ditchkoff, Stephen S., Robert W. Holtfreter, and Brian L. Williams. Effectiveness of a Bounty Program for Reducing Wild Pig Densities. Wiley.

MLA (9th ed.) Citation

Ditchkoff, Stephen S., et al. Effectiveness of a Bounty Program for Reducing Wild Pig Densities. Wiley.