APA (7th ed.) Citation

Jill Murphy. (1978). The worst witch. Puffin.

Chicago Style (17th ed.) Citation

Jill Murphy. The Worst Witch. London: Puffin, 1978.

MLA (9th ed.) Citation

Jill Murphy. The Worst Witch. Puffin, 1978.

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