Britannica Hungarica világenciklopédia, 2007

Published: 2007

Encarta Encyclopedia Deluxe 2002

Published: cop. 2001

Encarta Reference Library 2002

Published: cop. 2001

1. köt. : Version 6.0

Published: cop. 2001
Related title: World book 2002

Encyclopedia britannica 2002

Published: cop. 2001

Encyclopedia of science

Published: cop. 1994

Britannica Hungarica világenciklopédia

Published: 2005

Simon & Schuster new millenium encyclopedia and home reference library : deluxe edition

Published: cop. 1999

Encyclopedia of science 2.0

Published: cop. 1996

Encarta 98 encyclpoedia : the world standard in multimedia encyclopedias

Published: cop. 1997

Encarta 2004 : premium suite

Published: cop. 2003

Encarta '95 : the complete interactive multimedia encyclopedia

Published: cop. 1994

Pannon Encyclopaedia

Published: 2000
Related title: Magyarország földje : the land that is Hungary

3. köt. : The Universe

Published: cop. 2001
Related title: World book 2002 : premier edition

2. köt. : History of Earth

Published: cop. 2001
Related title: World book 2002 : premier edition

World book 2002 : premier edition

Published: cop. 2001
Related title: 1. köt. : Version 6.0