APA (7th ed.) Citation

Blyton, E. (2016). Secret seven on the trail. Hodder Children's Books.

Chicago Style (17th ed.) Citation

Blyton, Enid. Secret Seven on the Trail. London: Hodder Children's Books, 2016.

MLA (9th ed.) Citation

Blyton, Enid. Secret Seven on the Trail. Hodder Children's Books, 2016.

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