Here's a book that was listed on the ALA Web site at:
http://www.ala.org/ala/aasl/aaslproftools/resourceguides/collaboration.htm
Bush, Gail. The School Buddy System: The Practice of Collaboration. Chicago: American Library Association, 2002. ISBN 0-8389-0839-X
Librarian, award-winning collaborator, and researcher Gail Bush brings the concept of collaboration to life by outlining tangible steps you can take to inspire collaboration among librarians, teachers, administrators, and all team players involved in K-12 education. Packed with proven tools, including a ready-to-use framework for setting up a collaborative relationship; 40 discussion prompts to help initiate discussion and debate; common characteristics for establishing a collaborative mindset; background research to define the current climate; and thought-provoking quotes from education scholars and practitioners to help you step into the shoes of the other team players. Available from the ALA Online Store at http://www.alastore.ala.org or call 866-SHOP ALA (866-746-7252).