à¸£à¸±à¸•à¸™à¸„à¸Š, à., à¸§à¸²à¸“à¸´à¸Šà¸¢à¹Œà¸¨à¸¸à¸ à¸§à¸‡à¸¨à¹Œ, à., à¸ªà¸±à¸‡à¸‚à¹Œà¸—à¸à¸‡, à., & à¹€à¸à¸´à¸”à¸—à¸´à¸žà¸¢à¹Œ, à. 2016 Jan 8. à¸à¸²à¸£à¸žà¸±à¸’à¸™à¸²à¸à¸‡à¸„à¹Œà¸à¸²à¸£à¹à¸«à¹ˆà¸‡à¸à¸²à¸£à¹€à¸£à¸µà¸¢à¸™à¸£à¸¹à¹‰à¸‚à¸à¸‡à¸¡à¸«à¸²à¸§à¸´à¸—à¸¢à¸²à¸¥à¸±à¸¢à¸ªà¸‡à¸‚à¸¥à¸²à¸™à¸„à¸£à¸´à¸™à¸—à¸£à¹Œ. à¸§à¸²à¸£à¸ªà¸²à¸£à¸§à¸´à¸—à¸¢à¸šà¸£à¸´à¸à¸²à¸£ à¸¡à¸«à¸²à¸§à¸´à¸—à¸¢à¸²à¸¥à¸±à¸¢à¸ªà¸‡à¸‚à¸¥à¸²à¸™à¸„à¸£à¸´à¸™à¸—à¸£à¹Œ | Academic Services Journal, Prince of Songkla University. [Online] 26:3