Bossert, Steven T. 1948- Tasks and social relationships in classrooms : a study of instructional organization and its consequences / Steven T. Bossert. - Cambridge: Cambridge University Press, 1979. - 119 p. ; 23 cm. Includes bibliographical references. ISBN: 052129505X Subjects--Topical Terms: TeachingInteraction analysis in education Dewey Class. No.: 371.102