Nuntana Siraprapasiri. (1996) The quality of life of industrial workers in Bangkok and vicinity. National Institute of Development Administration,:ม.ป.ท.Nuntana Siraprapasiri. 1996. The quality of life of industrial workers in Bangkok and vicinity. ม.ป.ท.:National Institute of Development Administration,;Nuntana Siraprapasiri. The quality of life of industrial workers in Bangkok and vicinity. ม.ป.ท.:National Institute of Development Administration, 1996. Print.