Roth, L. O., Crow, F. R., & Mahoney, G. W. (1980). An introduction to agricultural engineering. AVI Publ..
Chicago Style (17th ed.) CitationRoth, L. O., F. R. Crow, and G. W. Mahoney. An Introduction to Agricultural Engineering. Westport: AVI Publ., 1980.
MLA (9th ed.) CitationRoth, L. O., et al. An Introduction to Agricultural Engineering. AVI Publ., 1980.