Chariya Gumpee. 2010. Investigate the effectiveness of internal communication channels in Sheraton Vistana Villages, Orlando, Florida. Hotel and Tourism Management, Silpakorn University;
Chariya Gumpee. (2010) Investigate the effectiveness of internal communication channels in Sheraton Vistana Villages, Orlando, Florida . Silpakorn University/Bangkok.
Chariya Gumpee. Investigate the effectiveness of internal communication channels in Sheraton Vistana Villages, Orlando, Florida. . Bangkok:Silpakorn University, 2010.
Chariya Gumpee. (2010) Investigate the effectiveness of internal communication channels in Sheraton Vistana Villages, Orlando, Florida . Silpakorn University/Bangkok.