TY  - BOOK
AU  - Goodman, Elizabeth
AU  - Kuniavsky, Mike
TI  - Observing the user experience: A practitioner's guide to user research
SN  - 9780123848697
U1  - 004.21 
PY  - 2012///
CY  - Amsterdam
PB  - Elsevier
KW  - Design
ER  -