The World book encyclopediaField Enterprises Educational Corporation · First published 1957Open the Tome
World Book's Science and Nature Guides (World Book Encyclopedia Science Nature Guides)World Book Encyclopedia · First published 2004Open the Tome
The World Book 2000 Multimedia EncyclopediaWorld Book Encyclopedia · First published 1999Open the Tome
The World Book Encyclopedia of People and PlacesWorld Book Encyclopedia · First published 1999Open the Tome
World Book Millennium Encyclopedia StandardWorld Book Encyclopedia · First published 1999Open the Tome
The World Book Multimedia Encyclopedia 1997World Book Encyclopedia · First published 1997Open the Tome
The World Book Rush-Presbyterian-St. Luke's Medical Center Medical EncyclopediaWorld Book Encyclopedia · First published 1993Open the Tome
