APA (7th ed.) Citation

Blyton, E., & 3 book in 1. (2016). Malory towers: Collection 2. Hodder Children's Book.

Chicago Style (17th ed.) Citation

Blyton, Enid, and 3 book in 1. Malory Towers: Collection 2. London: Hodder Children's Book, 2016.

MLA (9th ed.) Citation

Blyton, Enid, and 3 book in 1. Malory Towers: Collection 2. Hodder Children's Book, 2016.