ceng, hang yi dong de di guo : Nation of mobile / [book] 移动的帝国 : 日本移动互联网兴衰启示录 ceng, hangi - Hangzhou : zhe jiang da xue, 2013. - 292 p. ISBN: 9787308124515 Subjects--Topical Terms: Mobile commerce--History--Japan LC Class. No.: HF5548.32 / .C395