Welch, C. D., Grey, C., Cole, J. E., Alston, G. D., Kissel, D. E., & Birchett, J. R. (1977). Field crop fertilization on Texas Blackland and Grand Prairie soils (1-77, revised.). Texas Agricultural Extension Service.
Chicago Style (17th ed.) CitationWelch, C. D., Carl Grey, Joe E. Cole, G. D. Alston, David E. Kissel, and John R. Birchett. Field Crop Fertilization on Texas Blackland and Grand Prairie Soils. 1-77, revised. College Station, [Texas]: Texas Agricultural Extension Service, 1977.
MLA (9th ed.) CitationWelch, C. D., et al. Field Crop Fertilization on Texas Blackland and Grand Prairie Soils. 1-77, revised. Texas Agricultural Extension Service, 1977.
Warning: These citations may not always be 100% accurate.