Xi และผู้แต่งคนอื่นๆ. (2019) The relationship between financial agglomeration and economic development : the case of the five provinces in Northwest China. National Institute of Development Administration:ม.ป.ท.Xi และผู้แต่งคนอื่นๆ. 2019. The relationship between financial agglomeration and economic development : the case of the five provinces in Northwest China. ม.ป.ท.:National Institute of Development Administration;Xi และผู้แต่งคนอื่นๆ. The relationship between financial agglomeration and economic development : the case of the five provinces in Northwest China. ม.ป.ท.:National Institute of Development Administration, 2019. Print.