APA (7th ed.) Citation

Horsley, L., & Brownjohn, E. Dinosaurs. Ladybird books.

Chicago Style (17th ed.) Citation

Horsley, Lorraine, and Emma Brownjohn. Dinosaurs. London: Ladybird books.

MLA (9th ed.) Citation

Horsley, Lorraine, and Emma Brownjohn. Dinosaurs. Ladybird books.

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