digital book
appmemobitech
DigiKhata - 편한가계부
DigiKhata Business Apps
겨울왕국2 증강 현실 무비북
Welbeck Publishing Limited
Digitales Schulheft
Robert Stöhr
book&zvook
Audio Store Transonica
Digital-PLRA
Punjab Land Records Authority
Google Play 북 - 전자책, 만화 및 오디오북
Google LLC
Everand: Ebooks and audiobooks
Scribd, Inc.