TY  - BOOK
AU  - Sommers,Corey
TI  - Whiteboard selling: empowering sales through visuals 
SN  - 9781118461587
AV  - HF5438.8.P74 
U1  - 658.8/5/0284 23
PY  - 2012///
CY  - Hoboken, N.J.
PB  - Wiley
KW  - Sales presentations
KW  - Whiteboards
KW  - Arguments de vente
KW  - Tableaux blancs
KW  - fast
UR  - https://onlinelibrary.wiley.com/doi/book/10.1002/9781118461587
ER  -