Sunwolf, Dr. Peer groups expanding our study of small group communication / [electronic resource] : SunWolf. - Los Angeles, [Calif.] ; London : SAGE, c2008. - 1 online resource (xvii, 222 p.) : ill. Includes bibliographical references and index. ISBN: 9781452224848 (ebook) Subjects--Topical Terms: Age groups.Small groups.