Coba jelasin Cathetan suku dari Tèknik tetanèn dalam bahasa jawa dong

Brown, R.H. (ed). (1988). CRC handbook of engineering in agriculture. Boca Raton, FL.: CRC Press.

Field, H. L., Solie, J. B., & Roth, L. O. (2007). Introduction to agricultural engineering technology: a problem solving approach. New York: Springer.

Hills, David. (2004). Agricultural engineering. dalam The Engineering Handbook (2nd ed). CRC Press.

Stewart, Robert E. (1979). Seven decades that changed America: a history of the American Society of Agricultural Engineers, 1907-1977. St. Joseph, Mich.: ASAE.