Eicholz, Robert E. <br/><br/>
Elementary school mathematics / 
Robert E. Eicholz... [et al.]. 
 - Reading, Mass.:   Addison-Wesley,   1971.  
 - 296 p. :  col. ill. ;  24 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics--Study and teaching (Elementary)
<br/><br/><label>Dewey Class. No.: </label>372.7044