TY  - BOOK
AU  - Winkler, Peter
TI  - Ling ni ku si ming xiang de shu xue qu ti
SN  - 9787115195593
AV  - QA 95 W56L 2009
PY  - 2009///
CY  - Bei jing
PB  - [s.n.]
KW  - MATHEMATICAL RECREATIONS
N1  - หนังสือจีน General Book
ER  -