Editorial Team

Editors

Dr.Pinyo Wongthong, Educational Research Development and Demonstration Institute, Srinakharinwirot University 63 Moo.7 Ongkharak, Ongkharak District, Nakhon Nayok Province, 26120 Tel. (66) 0 2649 5000 Ext. 27604, 037 395 383 – 6 Ext. 1124 or 08 2234 1237 (Research Development and Demonstration Center) FAX 037 395 387 E-mail: jrlrerdi@gmail.com, Thailand, Thailand

Dr. Somsamer Thaksin, Thailand