Teaching elementary school mathematics for understanding 
John L. Marks [and others] 
 - 4th ed. 
 - New York  McGraw-Hill  [1975] 
 - viii, 406 p.  illus.  25 cm. 
<br/><br/> First ed. published in 1958 under title: Teaching arithmetic for understanding. Previous editions by J. L. Marks, C. R. Purdy, and L. B. Kinney. 
<br/><br/>Includes bibliographies. 
<br/><br/><label>ISBN: </label>0070404224 
<br/><br/><label>LCCN: </label>74012122  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics--Study and teaching (Elementary)
<br/><br/><label>LC Class. No.: </label>QA135.5  / .M36 1975 
<br/><br/><label>Dewey Class. No.: </label>372.7