Bookshelf was a reference collection introduced rein 1987 as part of Microsoft's extensive work in promoting CD-ROM technology as a distribution medium for electronic publishing. Office is produced in several versions targeted towards different end-users and computing environments. The Urfassung, and most widely used version, is the desktop version, available https://microsoft-office97429.tblogz.com/die-microsoft-office-365-tagebücher-44792763