Libraccio.it
Internet Bookshop Italia srl
Libraccio Negozi
Libraccio
IBS - Internet Bookshop Italia
我的圖書館
Julien Keith
Handy Library - 图书馆组织者
Handy Library team
Bookshelf-Your virtual library
SquidBit
cloudLibrary
OCLC
Libby由OverDrive赛阅提供
OverDrive, Inc.
Librera PRO: 图书阅读器
Librera
Google Play 图书
Google LLC