Taweewath Nakchaiya และผู้แต่งคนอื่นๆ. (2008) Stratigraphy, geochemistry and petrography of volcanic rocks in the chatree gold mine, changwat Pichit. Chulalongkorn University:ม.ป.ท.Taweewath Nakchaiya และผู้แต่งคนอื่นๆ. 2008. Stratigraphy, geochemistry and petrography of volcanic rocks in the chatree gold mine, changwat Pichit. ม.ป.ท.:Chulalongkorn University;Taweewath Nakchaiya และผู้แต่งคนอื่นๆ. Stratigraphy, geochemistry and petrography of volcanic rocks in the chatree gold mine, changwat Pichit. ม.ป.ท.:Chulalongkorn University, 2008. Print.