Cita APA

White, G. B., & Partenheimer, E. J. (1980). Economic impact of sedimentation and erosion-control plans on selected commercial dairy farms in Pennsylvania. Pennsylvania: Pennsylvania State University.

Citación estilo Chicago

White, Gerald Bell, y Earl J. Partenheimer. Economic Impact of Sedimentation and Erosion-control Plans On Selected Commercial Dairy Farms in Pennsylvania. Pennsylvania: Pennsylvania State University, 1980.

Cita MLA

White, Gerald Bell, y Earl J. Partenheimer. Economic Impact of Sedimentation and Erosion-control Plans On Selected Commercial Dairy Farms in Pennsylvania. Pennsylvania: Pennsylvania State University, 1980.