TY - SER ED - Walailak University TI - Walailak journal of Science and Technology SN - 1686-3933 PY - 2012/// CY - Nakhon Si Thammarat PB - Institute of Research and Development Walailak University KW - วารสารภาษาอังกฤษ KW - Eaglish journal KW - Science KW - Journal KW - technology KW - journal UR - http://www.wu.ac.th ER -