TY  - BOOK
AU  - Goodman, Elizabeth
AU  - Kuniavsky, Mike
AU  - Moed, Andrea
TI  - Observing the user experience: a practioner's guide to user research 
SN  - 0123848697
PY  - 2012///
CY  - Amsterdam
PB  - ELSEVIET
KW  -  
N1  - Includes references and index
ER  -