To vote on current textbooks from your list, beside Every reserve You will find a backlink get more info vote for this e-book clicking it is going to add that ebook in your votes. ??? ?????? ?? ??????? ?????? ?? ????? ????? ??? ??????? ???? ?????? ???????? ??????? ?????? ????? ?????. ?????? ????? ??????? ???? ?????? ??? ???????? ??? ???? ??????