皮羅 ((Pillo, Cary))

咦!箱子裡是啥? : 立體幾何的秘密 by: Burns, Marilyn; Pillo, Cary; Rocklin, Joanne; 伯恩斯 ((Burns, Marilyn)); 洛克林 ((Rocklin, Joanne)); 王心瑩; 皮羅 ((Pillo, Cary)) (Language materials, printed) , [圖]