Lucas Jellema and Oracle Fusion Middleware ACE Director just published an superb book about Oracle SOA Suite 11g. This book is ideal if you are working on an SOA project or if you want to become trained to achieve the SOA implementation certification.
Design and implement an agile service-oriented enterprise computing infrastructure using the detailed information in this Oracle Press guide. Written by an Oracle ACE director, Oracle SOA Suite 11g Handbook uses a hands-on case study to illustrate each programming, management, and governance concept. Get expert techniques for modeling and implementing complex business processes and deploying and securing Web services, while maximizing decoupling and code reuse.
Lucas Jellema, an Oracle Ace Director (Fusion Middleware), is a consultant and expertise manager with a primary focus on the Oracle SOA Suite. He is a frequent presenter at international conferences as well as the author of many articles for both Dutch and international magazines and websites. Lucas has written over 400 articles on the popular AMIS Technology blog (http://technology.amis.nl/blog) and regularly develops and teaches training workshop on Oracle technology.