1 Encyclopedia of nature 2.0 [Elektronička građa]. - ENCYCLOPEDIA of nature Encyclopedia of nature 2.0 [Elektronička građa]. - London : Dorling Kindersley : Global Software Publishing, cop., 2001. -(Eyewitness) CD-ROM03 ENCY.N 02
2 Encyclopedia of Space and the Universe [Elektronička građa]. - ENCYCLOPEDIA of Space Encyclopedia of Space and the Universe [Elektronička građa]. - London : Dorling Kindersley, 1996. -(Eyewitness) CD-ROM03 ENCY.S
3 History of the world 2.0 [Elektronička građa]. - HISTORY of the world History of the world 2.0 [Elektronička građa]. - London : Dorling Kindersley, cop., 1998. -(Eyewitness) CD-ROM930 HIS
4 World atlas : the essential encyclopedic reference atlas [Elektronička građa]. - WORLD atlas World atlas : the essential encyclopedic reference atlas [Elektronička građa]. - London : Dorling Kindersley, 2001. -(Eyewitness) CD-ROM912 WOR