Mao และผู้แต่งคนอื่นๆ. (2013) The media's influence on success and failure of dialects : The case of Cantonese and Shaan'xi dialects. National Institute of Development Administration:ม.ป.ท.Mao และผู้แต่งคนอื่นๆ. 2013. The media's influence on success and failure of dialects : The case of Cantonese and Shaan'xi dialects. ม.ป.ท.:National Institute of Development Administration;Mao และผู้แต่งคนอื่นๆ. The media's influence on success and failure of dialects : The case of Cantonese and Shaan'xi dialects. ม.ป.ท.:National Institute of Development Administration, 2013. Print.