Budsakayt Intarapasan และ William Chapman. (2009) Cultural heritage across borders : inclusive tourism and barrier-free design in the greater Mekong sub-region. Silpakorn University,:ม.ป.ท.Budsakayt Intarapasan และ William Chapman. 2009. Cultural heritage across borders : inclusive tourism and barrier-free design in the greater Mekong sub-region. ม.ป.ท.:Silpakorn University,;Budsakayt Intarapasan และ William Chapman. Cultural heritage across borders : inclusive tourism and barrier-free design in the greater Mekong sub-region. ม.ป.ท.:Silpakorn University, 2009. Print.