We're embroiled in a definition "discussion" about what is a Integrated Project Team. My gut impulse when this happens is to rush back to my office and type in the operational phrase "integrated project team" or "integrated product team" to Google. What came up was the Office of Government Commerce web site with a document titled The Integrated Project Team. I know and have used this web site in the past, but it so resonated with our problem that it's worth mentioning again
http://WNW.OTC.gov.UK/toolkit/index.HTML
They have hand books for all kinds of project based domains, including construction and IT. It's Prince2 focused but offers a process based view for large projects that is both clear and concise - worth a look.