APA (7th ed.) Citation

Theodorou, R. (1994). Triceratops Had Horns: Other Questions About Dinosaurs. Kingfisher Publications.

Chicago Style (17th ed.) Citation

Theodorou, Rod. Triceratops Had Horns: Other Questions About Dinosaurs. London: Kingfisher Publications, 1994.

MLA (9th ed.) Citation

Theodorou, Rod. Triceratops Had Horns: Other Questions About Dinosaurs. Kingfisher Publications, 1994.

Warning: These citations may not always be 100% accurate.