Addition and subtraction a cognitive perspective

書目詳細資料
其他作者:	Carpenter, Thomas P, eds, Moser, James M., eds, Romberg, Thomas A., eds
格式:	圖書
語言:	English
出版:	Hillsdale, NJ Lawrence Earlbaum Associates c1982.
主題:	Addition. Subtraction. Mathematical ability > Testing.