Cox, J. F., Jackson, L. E., & Waring, P. A. (1937). Crops - A self-teaching course, based on crop management and soil conservation. Washington D.C.: John Wiley & Sons, Inc..
Chicago Style CitationCox, Joseph F., Lyman E. Jackson, and P. Alston Waring. Crops - A Self-teaching Course, Based On Crop Management and Soil Conservation. Washington D.C.: John Wiley & Sons, Inc., 1937.
MLA CitationCox, Joseph F., Lyman E. Jackson, and P. Alston Waring. Crops - A Self-teaching Course, Based On Crop Management and Soil Conservation. Washington D.C.: John Wiley & Sons, Inc., 1937.
Warning: These citations may not always be 100% accurate.