Dougal Dixon

Secrets of the Earth

By Dougal Dixon

Dinosaur

By Dougal Dixon

Sounds of the Wild Dinosaurs

By Dougal Dixon, Maurice Pledger

Dinosaur Revealed

By Dougal Dixon

Dinosaur Explorer (QED Readers: Start Thinking S.)

By Dougal Dixon

Tyrannosaurus and Other Cretaceous Dinosaurs (Prehistoric World) (Awesome Ancient Animals)

By Dougal Dixon

Dinosaurs: A Thrilling Journey Through Prehistoric Times

By Dougal Dixon

The Complete Book of Dinosaurs: The Ultimate Reference to 355 Dinosaurs from the Triassic, Jurassic and Cretaceous Periods, Including More Than 900 Illustrations, Maps, Timelines and Photographs

By Dougal Dixon