Wallaya Monchuket และ Tassana Choowattanapakorn. (2012) The Russian health care system. Chulalongkorn University:ม.ป.ท.Wallaya Monchuket และ Tassana Choowattanapakorn. 2012. The Russian health care system. ม.ป.ท.:Chulalongkorn University;Wallaya Monchuket และ Tassana Choowattanapakorn. The Russian health care system. ม.ป.ท.:Chulalongkorn University, 2012. Print.