黄文弼 creator text xx 北京： 商务印书馆 2015 9999 monographic und chi vii, 550 p. : ill, fac, por. ;  21 cm. 黄文弼 China, Northwest--Historical geography.  China, Northwest--History.  Excavations (Archaeology)--China, Northwest.  DS793.N6 .H818 2015 7100117259 9787100117258 200830