Vendeur : liu xing, Nanjing, JS, Chine
paperback. Etat : New. Language:Chinese.Paperback. Pub Date: 2017-09-01 Publisher: Shaanxi People's Education Press computing power. is the foundation of all mathematics ability. I count significance lies in the ears. seeing. said comprehensive training of mental arithmetic. It is the true sense of the ear. organic eyes. mouth. heart senses combined. It is highly blend of attention. comprehension. memory and ability to express. And this is the main purpose of teaching heavy . N° de réf. du vendeur NN055203
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