What do you mean by "working with WSDL" - what do you need to do? If you need to generate a WS client from a WSDL, then most SOAP toolkits come with tools that can do that for you; check the documentation of whichever one you're using.
Alas, poor Yorick, he knew this tiny ad:
a bit of art, as a gift, that will fit in a stocking