TY  - BOOK
AU  - KECHENG JIAOCAL YAN JIUSUO
TI  - Biao zhun zhong wen
U1  - P41, N8.1,1 
PY  - 1998///
CY  - Beijing
PB  - Renmin Jiaoyu Chubonshe China   
KW  - CL
ER  -