Chao ji shu zi tian cai
By: Ai rui si, gong xiang zhen
Publisher: Zhong guo qing nian chu ban she
Published: 2008
Place of publication: Bei jing
Language: chi
ISBN-13: 9787500682073
Other titles: Super crunchers; Wei shen me yong shu zi si kao shi bian cong ming de xin fang fa