ACSESS Digital Library, Clay, D., Logsdon, S., Moore, D., & Tsegaye, T. (2008). Soil Science Step-by-Step Field Analysis. Soil Science Society of America. https://doi.org/10.2136/2008.soilsciencestepbystep.c5
Chicago Style (17th ed.) CitationACSESS Digital Library, Dave Clay, Sally Logsdon, Demie Moore, and Teferi Tsegaye. Soil Science Step-by-Step Field Analysis. Madison, WI: Soil Science Society of America, 2008. https://doi.org/10.2136/2008.soilsciencestepbystep.c5.
MLA (9th ed.) CitationACSESS Digital Library, et al. Soil Science Step-by-Step Field Analysis. Soil Science Society of America, 2008. https://doi.org/10.2136/2008.soilsciencestepbystep.c5.
Warning: These citations may not always be 100% accurate.