TY  - BOOK
AU  - Barnum,Carol M.
TI  - Usability testing essentials: ready, set-- test 
SN  - 9780123750921
AV  - DUCE QA76.9.U83B3634 
PY  - 2011///
CY  - Burlington, MA
PB  - Morgan Kaufmann Publishers
KW  - User interfaces (Computer systems)
KW  - Testing
KW  - Web-based user interfaces
KW  - Human-computer interaction
N1  - Include bibliographical reference and index
ER  -