APA (7th ed.) Citation

Blyton, E., & Hamilton, D. (2016). Twelve silver cups and other stories. Octopus Pub.

Chicago Style (17th ed.) Citation

Blyton, Enid, and Dorothy Hamilton. Twelve Silver Cups and Other Stories. London: Octopus Pub, 2016.

MLA (9th ed.) Citation

Blyton, Enid, and Dorothy Hamilton. Twelve Silver Cups and Other Stories. Octopus Pub, 2016.