Suppes, Patrick,  1922- <br/><br/>
Teachers manual sets and numbers. book 2 b / 
By Patrick suppes and Ann Boyle 
 - 124 páginas 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Aritmética--Estudio y enseñanza (Primaria)
<br/><br/><label>LC Class. No.: </label>QA135  / S82