B. DuWaldt (B. Duwaldt / DuWaldt, B. / Duwaldt, B.)

• 
  Web Services: A Technical Introduction
  by Harvey M. Deitel, Paul J. Deitel, B. Duwaldt, L. K. Trees
  Softcover, Prentice Hall Ptr, ISBN 0130461350 (0-13-046135-0)