<?xml version="1.0" encoding="UTF-8"?>
<xml><bibliography><APA>Sawaeng Kawichai และ Tippawan Prapamontol. (2013) Determination of levoglucosan and 2-methoxyphenol on PM10 in the air from the houses using wood for cooking. Chiang Mai University:ม.ป.ท.</APA><Chicago>Sawaeng Kawichai และ Tippawan Prapamontol. 2013. Determination of levoglucosan and 2-methoxyphenol on PM10 in the air from the houses using wood for cooking. ม.ป.ท.:Chiang Mai University;</Chicago><MLA>Sawaeng Kawichai และ Tippawan Prapamontol.  Determination of levoglucosan and 2-methoxyphenol on PM10 in the air from the houses using wood for cooking.  ม.ป.ท.:Chiang Mai University, 2013. Print.</MLA></bibliography></xml>
