TY  - BOOK
TI  - SIWEI DAOTU =: Mind mapping : A very effective thinking tool 
SN  - 9787547240502
U1  - 153.14 23
PY  - 2018///
CY  - Bei jing
PB  - Jilin Wenshi Publishing House, 
KW  - Mnemonics
KW  - Creative thinking
ER  -