Saowanee Norkaew และผู้แต่งคนอื่นๆ. (2009) Knowledge, attitude, and practice (KAP) of using personal protective equipment (PPE) for chilli-growing farmers in Huarua sub-district, Mueang district, Ubonrachathani province, Thailand. Chulalongkorn University:ม.ป.ท.Saowanee Norkaew และผู้แต่งคนอื่นๆ. 2009. Knowledge, attitude, and practice (KAP) of using personal protective equipment (PPE) for chilli-growing farmers in Huarua sub-district, Mueang district, Ubonrachathani province, Thailand. ม.ป.ท.:Chulalongkorn University;Saowanee Norkaew และผู้แต่งคนอื่นๆ. Knowledge, attitude, and practice (KAP) of using personal protective equipment (PPE) for chilli-growing farmers in Huarua sub-district, Mueang district, Ubonrachathani province, Thailand. ม.ป.ท.:Chulalongkorn University, 2009. Print.