APA (7th ed.) Citation

Blyton , E., & Lucas , D. (1967). Secret Seven Adventure. Hodder and Stoughton Ltd.

Chicago Style (17th ed.) Citation

Blyton , Enid, and Derek Lucas. Secret Seven Adventure. Hodder and Stoughton Ltd, 1967.

MLA (9th ed.) Citation

Blyton , Enid, and Derek Lucas. Secret Seven Adventure. Hodder and Stoughton Ltd, 1967.

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