TY  - BOOK
AU  - Houwen Du
TI  - 基础科技汉语教程 = : An Elementary course in scientific Chinese / 
SN  - 9787513800907
U1  - 495.180071 23
PY  - 2011///.
CY  - Beijing  : 
PB  - Sinolingua
KW  - Chinese language Listening
KW  - Chinese language
ER  -