APA (7th ed.) Citation

Fulton, C. V., Heady, E. O., & Ayres, G. E. (1978). Farm machinery costs in relation to machinery and farm size. Center for Agriculture and Rural Development, Iowa State University.

Chicago Style (17th ed.) Citation

Fulton, Craig V., Earl O. Heady, and George E. Ayres. Farm Machinery Costs in Relation to Machinery and Farm Size. Ames, Iowa: Center for Agriculture and Rural Development, Iowa State University, 1978.

MLA (9th ed.) Citation

Fulton, Craig V., et al. Farm Machinery Costs in Relation to Machinery and Farm Size. Center for Agriculture and Rural Development, Iowa State University, 1978.