Eicholz, Robert E. <br/><br/>
Elementary school mathematics :  book 2 / 
Robert E. Eicholz, Emerson Martin ; consulting authors Charles F. Brumfiel, Merrill E. Shanks. 
 - Reading [E.U.A.] :  Addison-Wesley,  c1963. 
 - 240 p. :  il 
 - Elementary school mathematics series .
<br/><br/> "Teachers edition" 
<br/><br/><label>Encabezamiento--Tema: </label><br/>MATEMATICAS ---ESTUDIO Y ENSEÑANZA (ELEMENTAL) ---ESTADOS UNIDOS