This research successfully with please from Dr.Kwanruetai Boonyasana that advice. Introduced, as well as fix defects. All the time. So this research is complete the study, then thank you very much!I'm very thank you, father and mother. And parents, counseling, including encouraging good always
Final thank you friends all who gives good advice. On the use of words and about this work, especially 1.Orachun Oakkannittamontri 2. Nattanon Nakpradit 3. Orapin autsahagan and 4.Thanyapron Tongkam.
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