Légavox
Audible – 亚马逊有声读物
Audible, Inc.
Everand: Ebooks and audiobooks
Scribd, Inc.
Libby由OverDrive赛阅提供
OverDrive, Inc.
Omnivox Mobile
Skytech Communications Inc.
福音图书馆
The Church of Jesus Christ of Latter-day Saints
AlphaNovel — Books & Stories
Brailion Ventures Limited
cloudLibrary
OCLC
Goodreads - Find & Track Books
Goodreads
MoboReader