TY  - BOOK
AU  - Duncan, Kevin
TI  - The diagrams book : 50 ways to solve any problem visually
T2  - Concise advice
SN  - 9789386105172
U1  - 658 
PY  - 2017///
CY  - New Delhi: 
PB  -  Viva Books
KW  - problem solving
KW  - visual communication
ER  -