Purkey Teaching class clowns (and what they can teach us) / William Watson Purkey; freword by Sally Butzin. - Thousand Oaks Corwin Press 2006. - xv, 128p. ill. 23cm Includes index p.120 - 128 ISBN: 1412937256 Subjects--Topical Terms: Classroom managementComediansJokingTeacher-student relationships Dewey Class. No.: 327.1024 PUR 2006