اذا لم تجد ما تبحث عنه يمكنك استخدام كلمات أكثر دقة.
Electronic serial mode of access: World Wide Web via the University of Michigan Digital Library Production Service's Encoded Text Services homepage
CD-ROM copy system requirements: IBM PC 486 or 100% compatible with at least 4 MB of memory and a hard disk with at least 10 MB free; VGA or SVGA card and colour monitor; Microsoft Windows 3.1 or higher; mouse; tower multi-CD-ROM drive and controller card with Microsoft CD-ROM extensions version 2.1 or higher; MS-DOS version 6 or higher