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Madha และผู้แต่งคนอื่นๆ. 1980. Economic development and social change : the structure of two sgaw karen communities in North-west Thailand. Cambridge:University of Cambridge;
Madha และผู้แต่งคนอื่นๆ. (1980) Economic development and social change : the structure of two sgaw karen communities in North-west Thailand (รายงานผลงานวิจัย). University of Cambridge:Cambridge.
Madha และผู้แต่งคนอื่นๆ. Economic development and social change : the structure of two sgaw karen communities in North-west Thailand. Cambridge:University of Cambridge, 1980.
Madha และผู้แต่งคนอื่นๆ. (1980) Economic development and social change : the structure of two sgaw karen communities in North-west Thailand (รายงานผลงานวิจัย). University of Cambridge:Cambridge.