I am looking for information about web forms and web usability

Here’s some information about webforms and web usability:

Links:
http://www.q-d.com/wf.htm
(including some downloads)
http://webreference.com/programming/forms.html
http://www.utexas.edu/learn/forms/
http://www.lboro.ac.uk/research/husat/eusc/g_design_web_sites.html

Books (available in libraries):
Heslop, Brent : HTML publishing on the Internet for Windows
Nielsen, Jakob : Designing Web usability
Tyler, Denise : Macromedia Flash 5