Schmoker, Michael J. Focus : elevating to the essentials to radically improve student learning/ Michael J. Schmoker - Alexandria, Virginia : ASCD, c2011. - 237 pages ; 23 cm. ISBN: 9781416611301 Subjects--Topical Terms: 1. Effective teaching Dewey Class. No.: Circ. 371.102 S356f 2011