TY  - BOOK
AU  - Sierra,Kathy
TI  - Badass: making users awesome
SN  - 9789351109907
U1  - 658.812 SIE 
PY  - 2015///
CY  - Mumbai
PB  - Shroff Publishers & Distributors pvt.ltd
KW  - Motivation
KW  - Skill development
KW  - User experience
ER  -