APA (7th ed.) Citation

Dudek, T., & Ruppel, R. F. (1979). The European skipper: A pest of grass hays ([Revised].). Cooperative Extension Service, Michigan State University.

Chicago Style (17th ed.) Citation

Dudek, Thomas, and Robert F. Ruppel. The European Skipper: A Pest of Grass Hays. [Revised]. [East Lansing, Mich.]: Cooperative Extension Service, Michigan State University, 1979.

MLA (9th ed.) Citation

Dudek, Thomas, and Robert F. Ruppel. The European Skipper: A Pest of Grass Hays. [Revised]. Cooperative Extension Service, Michigan State University, 1979.