Piyamat Somphee และผู้แต่งคนอื่นๆ. (2011) Contamination of Escherichia coli Miguli and Salmonella spp. in Soils and Vegetables Planting by Application of Composted and Non-composted Cow Manures. <i>Thai Agricultural Research Journal</i>, <i>29</i>(3), 233-247.Piyamat Somphee และผู้แต่งคนอื่นๆ. "Contamination of Escherichia coli Miguli and Salmonella spp. in Soils and Vegetables Planting by Application of Composted and Non-composted Cow Manures". Thai Agricultural Research Journal 29 (2011):233-247.Piyamat Somphee และผู้แต่งคนอื่นๆ. Contamination of Escherichia coli Miguli and Salmonella spp. in Soils and Vegetables Planting by Application of Composted and Non-composted Cow Manures. Department of Agriculture:ม.ป.ท. 2011.