Dutton, Wilbur H, <br/><br/>
Mathematics children use and understand :  preschool through third grade /  [print] 
Wilbur H. Dutton and Ann Dutton. 
 - Mountain View, California :  Mayfield Pub. Company,  (c)1991. 
 - xvi, 330 pages :  illustrations ;  24 cm. 
<br/><br/>Includes bibliographies and index. 
<br/><br/>
<br/><br/><label>ISBN: </label>9780874849684 
<br/><br/><label>LCCN: </label>90047524 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics--Study and teaching (Elementary)<br/>Mathematics--Study and teaching (Preschool)
<br/><br/><label>LC Class. No.: </label>QA135 QA135.D981.M384 1991