Levin, James, 1946- Principles of classroom management : a professional decision-making model / James Levin, Pennsylvania State University, James F. Nolan, Pennsylvania State University. - Seventh edition. - xxii, 330 pages ; 23 cm ISBN: 9780132868624 (pbk.) 0132868628 (pbk.) LCCN: 2012036986 LC Class. No.: LB3013 .L48 2014 / .L475 2014 Dewey Class. No.: 371.102/40973