Ilada Sarttatat. 2010. Conservation and sustainable tourism in Sap Cham Pa archaeological site and Cham Pi Sirindhorn Forest. , Silpakorn University;
Ilada Sarttatat. (2010) Conservation and sustainable tourism in Sap Cham Pa archaeological site and Cham Pi Sirindhorn Forest . Silpakorn University/Bangkok.
Ilada Sarttatat. Conservation and sustainable tourism in Sap Cham Pa archaeological site and Cham Pi Sirindhorn Forest. . Bangkok:Silpakorn University, 2010.
Ilada Sarttatat. (2010) Conservation and sustainable tourism in Sap Cham Pa archaeological site and Cham Pi Sirindhorn Forest . Silpakorn University/Bangkok.