Silbert, Jerry <br/><br/>
Direct instruction mathematics 
Jerry Silbert, Douglas Carnine, Marcy Stein 
 - Columbus, Ohio  C.E. Merrill Pub. Co.  1981 
 - xvii, 492 p. ill. 28 cm 
<br/><br/>Includes index Bibliography: p. 485-490 
<br/><br/><label>LCCN: </label>80-85043 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics--Study and teaching (Elementary)