APA (7th ed.) Citation

Atkinson, E. (1966). Greyfriars Bobby. Penguin Book.

Chicago Style (17th ed.) Citation

Atkinson, Eleanor. Greyfriars Bobby. London: Penguin Book, 1966.

MLA (9th ed.) Citation

Atkinson, Eleanor. Greyfriars Bobby. Penguin Book, 1966.

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