O'Leary, Matt Classroom observation : a guide to the effectivene observation of teaching and learning / Matt O'Leary. - London : Routledge, c2014. - vi, 195 p. ; 25 cm. Includes bibliographical references and index. ISBN: 9780415525794 (Pbk.) Subjects--Topical Terms: Observation (Educational method) LC Class. No.: LB1027.28 / .O43 2014