TY  - BOOK
AU  - 杜厚文编著.
TI  - 基础科技汉语教程 = : An elementary course in scientific Chinese / 
SN  - 9787513801409
U1  - 495.182421 23
PY  - 2012///.
CY  - Beijing : 
PB  - 华语教学出版社
KW  - Chinese language
KW  - Textbooks for foreign speakers
KW  - English
ER  -