???? ?????? ?? ??????? ???? ?? ????? ?????? ??? ????????? ????, ????? ??????? ????? ???? ????? ???????? ???? ?????? ??? ??????? ???????, ??? ????? ???? ??????? ??????? ????.My target is on something else now. This e-book is fine but I don't recommend it anymore but other guides in its place...??? ????? ??????? ???? ???????: ???????, ??????, ?????,