Termsak Singsomboon และ Sutsan Suttipisan. (2014) Marketing strategies for Thai gastronomic tourism promotion. National Institute of Development Administration:ม.ป.ท.Termsak Singsomboon และ Sutsan Suttipisan. 2014. Marketing strategies for Thai gastronomic tourism promotion. ม.ป.ท.:National Institute of Development Administration;Termsak Singsomboon และ Sutsan Suttipisan. Marketing strategies for Thai gastronomic tourism promotion. ม.ป.ท.:National Institute of Development Administration, 2014. Print.