American Society of Agricultural Engineers, Barrett, J. R., & Jones, D. D. (1989). Knowledge engineering in agriculture. American Society of Agricultural Engineers.
Chicago Style (17th ed.) CitationAmerican Society of Agricultural Engineers, J. R. Barrett, and D. D. Jones. Knowledge Engineering in Agriculture. St. Joseph, Mich. (2950 Niles Rd., St. Joseph 49085-9659): American Society of Agricultural Engineers, 1989.
MLA (8th ed.) CitationAmerican Society of Agricultural Engineers, et al. Knowledge Engineering in Agriculture. American Society of Agricultural Engineers, 1989.
Warning: These citations may not always be 100% accurate.