Ornstein, Allan C. Strategies for effective teaching / Allan C. Ornstein. - New York : Harper Collins Pub., c1990. - xxii, 634 pages : black and white illustrations ; 25 cm. Includes index. ISBN: 9710849565 Subjects--Topical Terms: Teaching.Classroom management.Lesson planning. Dewey Class. No.: CIR 371.102 Or74 1990