ISBN 10 : 7530762648 ISBN 13 : 9787530762646
Vendeur : liu xing, Nanjing JiangSu, JS, Chine
paperback. Etat : New. Paperback. Pub Date: 2015-09-01 Pages: 143 Language: Chinese Publisher: Sunray Press listen Earth secret for young readers. illustrated in the form of presentation of geological museum collections. to show to the children from the plate by holding mountains and rivers to construct. from three to colorful rock minerals. precious stones from the first to the jade and knowledge of geological disasters and how to prevent and deal with aspects. Text book introduces the topic with the value of coll.