Panadda peapueng และ Siranee Sreesai. (2011) The windrow composting conditions for sewage sludge mixed with grass clippings. Mahidol University:ม.ป.ท.Panadda peapueng และ Siranee Sreesai. 2011. The windrow composting conditions for sewage sludge mixed with grass clippings. ม.ป.ท.:Mahidol University;Panadda peapueng และ Siranee Sreesai. The windrow composting conditions for sewage sludge mixed with grass clippings. ม.ป.ท.:Mahidol University, 2011. Print.