APA Style
Barnum, Carol M.. (2011).
Usability testing essentials .
Burlington:
.
Chicago Style
Barnum, Carol M..
Usability testing essentials.
Burlington:
,
2011.
E-Book.
MLA Style
Barnum, Carol M..
Usability testing essentials.
Burlington:
,
2011.
E-Book.
Turabian Style
Barnum, Carol M..
Usability testing essentials.
Burlington:
,
2011.
E-Book.