Pratoom Wongsawasdi และ Therdchai Choibamroong. (2017) The cross-cultural learning process of Thai spa uniqueness and identity for Russian customers in Moscow city, Russian federation. National Institute of Development Administration:ม.ป.ท.Pratoom Wongsawasdi และ Therdchai Choibamroong. 2017. The cross-cultural learning process of Thai spa uniqueness and identity for Russian customers in Moscow city, Russian federation. ม.ป.ท.:National Institute of Development Administration;Pratoom Wongsawasdi และ Therdchai Choibamroong. The cross-cultural learning process of Thai spa uniqueness and identity for Russian customers in Moscow city, Russian federation. ม.ป.ท.:National Institute of Development Administration, 2017. Print.