I have both books! They are both very helpful. I think SOA Using Java Web Services is better overall, but Java Web Services Up and Running provides more on security. I think they are both enjoyable to read if you like learning Java Web Services. Although neither are close to a real study guide for this exam, they sure give you a good head start.
SCJP - 1.4
SCJD - (B&S) Used 1.5 And It Runs On Solaris10
SCWCD - Thanks to HFSJ!!