Pornlert Arpanutud และผู้แต่งคนอื่นๆ. (2003) Institutional and resource dependence determinants of environmental management system adoption in Thai manufacturing firms. National Institute of Development Administration:ม.ป.ท.Pornlert Arpanutud และผู้แต่งคนอื่นๆ. 2003. Institutional and resource dependence determinants of environmental management system adoption in Thai manufacturing firms. ม.ป.ท.:National Institute of Development Administration;Pornlert Arpanutud และผู้แต่งคนอื่นๆ. Institutional and resource dependence determinants of environmental management system adoption in Thai manufacturing firms. ม.ป.ท.:National Institute of Development Administration, 2003. Print.