Armstrong, Helen 1971- Participate : designing with user-generated content / Helen Armstrong and Zvezdana Stojmirovic. - New York, N.Y. : Princeton Architectural Press, c2011. - 160 p. : ill. (chiefly col.). Includes bibliographical references and index ISBN: 9781616890254 Subjects--Topical Terms: Graphic arts--TechniqueDesign--Social aspects LC Class. No.: NC 997 / A757P