Thornton, M. K., Smith, R. M., & Dudley, D. I. (1957). Fertilizer recommendations for the Blackland Prairie, Grand Prairie, and eastern part of Edwards Plateau (10-56, Revised.). Texas Agricultural Extension Service.
Chicago Style (17th ed.) CitationThornton, M. K., R. M. Smith, and D. I. Dudley. Fertilizer Recommendations for the Blackland Prairie, Grand Prairie, and Eastern Part of Edwards Plateau. 10-56, Revised. College Station, Texas: Texas Agricultural Extension Service, 1957.
MLA (9th ed.) CitationThornton, M. K., et al. Fertilizer Recommendations for the Blackland Prairie, Grand Prairie, and Eastern Part of Edwards Plateau. 10-56, Revised. Texas Agricultural Extension Service, 1957.
Warning: These citations may not always be 100% accurate.