Liu, Tsing-chang2016-11-222016-11-2219461946b14789322(OCoLC)07959973(OCoLC)ocm07959973https://hdl.handle.net/2144/19304Thesis (M.A.)--Boston University, 1946. This item was digitized by the Internet Archive.en-USBased on investigation of the BU Libraries' staff, this work is free of known copyright restrictionsMongolia, an object of international rivalries in the Far EastThesis/Dissertation