Wassana Loonsamrong และผู้แต่งคนอื่นๆ. (2013) HEALTH RISK ASSESSMENT OF BTEX EXPOSURE TO PARKING WORKERSAT ONE OF PARKING STRUCTURE IN BANGKOK THAILAND. Chulalongkorn University:ม.ป.ท.Wassana Loonsamrong และผู้แต่งคนอื่นๆ. 2013. HEALTH RISK ASSESSMENT OF BTEX EXPOSURE TO PARKING WORKERSAT ONE OF PARKING STRUCTURE IN BANGKOK THAILAND. ม.ป.ท.:Chulalongkorn University;Wassana Loonsamrong และผู้แต่งคนอื่นๆ. HEALTH RISK ASSESSMENT OF BTEX EXPOSURE TO PARKING WORKERSAT ONE OF PARKING STRUCTURE IN BANGKOK THAILAND. ม.ป.ท.:Chulalongkorn University, 2013. Print.