Freedman,Frances. (1995). A Dinosaur from the Cretaceous Period: Pachycephalosaurus. Gareth Stevens.
Chicago Style (17th ed.) CitationFreedman,Frances. A Dinosaur from the Cretaceous Period: Pachycephalosaurus. USA: Gareth Stevens, 1995.
MLA (9th ed.) CitationFreedman,Frances. A Dinosaur from the Cretaceous Period: Pachycephalosaurus. Gareth Stevens, 1995.
Warning: These citations may not always be 100% accurate.