TY - BOOK AU - Yu,Xingwu TI - Shuang jian chi shang shu xin zheng AV - PL2465.Z6 Y8 1950z PY - 1950///] CY - [Taibei PB - Yi wen yin shu guan KW - Shu jing N1 - Reprint; Includes bibliographical references (p. 13-14) ER -