???? ??? ?????? ?? ?????? ??????? .. ???? ??? ?????? ?????? ????? ?? ??????? ????Put in the Google Perform Books application for Android and iPad/iPhone. It syncs quickly with the account and helps you to read through on-line or offline wherever you happen to be.???? ?????? ????? ??? ??? ??? ????? ??? ???? ???? ???? (??? ??? ?? ???? ?? ????? ?? ???