Haring, Norris G., 1923- Analysis and modification of classroom behavior / Norris G. Haring, E. Lakin Phillips - Englewood Cliffs, N. J. : Prentice-Hall, 1972 - 196 p. ; 24 cm. includes index ISBN: 0130326801 LCCN: 76-172064 Subjects--Topical Terms: Class management