Arpapat Mungthanya และผู้แต่งคนอื่นๆ. (2005) Understanding NGOs and their roles in development : an analysis of role and status of development NGOs in Bangkok. National Institute of Development Administration:ม.ป.ท.Arpapat Mungthanya และผู้แต่งคนอื่นๆ. 2005. Understanding NGOs and their roles in development : an analysis of role and status of development NGOs in Bangkok. ม.ป.ท.:National Institute of Development Administration;Arpapat Mungthanya และผู้แต่งคนอื่นๆ. Understanding NGOs and their roles in development : an analysis of role and status of development NGOs in Bangkok. ม.ป.ท.:National Institute of Development Administration, 2005. Print.