Sanpisa Sritrairat. 2012. Multiproxy analyses of past vegetation climate and sediment dynamics hudson river wetlands. United States:Columbia University;
Sanpisa Sritrairat. (2012) Multiproxy analyses of past vegetation climate and sediment dynamics hudson river wetlands (รายงานผลงานวิจัย). Columbia University:United States.
Sanpisa Sritrairat. Multiproxy analyses of past vegetation climate and sediment dynamics hudson river wetlands. United States:Columbia University, 2012.
Sanpisa Sritrairat. (2012) Multiproxy analyses of past vegetation climate and sediment dynamics hudson river wetlands (รายงานผลงานวิจัย). Columbia University:United States.