Hi friend,
Following are some of the books highly recommended for XML:
1. Book- XML
Author- Connolly Dan
2. Book- XML Complete
Author- Holzner Steven
3. Book- Instant XML Programmer's Reference
Author-
Jenkins Trevor
4. Book- XML Bible
Authors- Elliotte Rusty Harold and Elliote Rusty Harold
Since you have asked about XML and ASP, I would like to suggest the following
Book- XML and ASP.NET
Author- Kirk Allen Evans
Kindly refer to the above mentioned and send me ur comments/suggestions.
Hope you find this list useful.
regards,
Lakshmi