20 Dk Encyclopedia Books By Dk — Publishing
- A detailed reference book covering environmental science and sustainability.
- A detailed reference book covering various philosophical topics and concepts. 20 DK Encyclopedia Books By DK Publishing
- A comprehensive guide to over 1,000 dinosaur species, with detailed illustrations and photographs. - A detailed reference book covering environmental science
- A chronological account of world history, from ancient civilizations to modern times. 000 dinosaur species

