APA (7th ed.) Citation

Jill Murphy. (1982). A bad spell for the worst witch. Puffin.

Chicago Style (17th ed.) Citation

Jill Murphy. A Bad Spell for the Worst Witch. London: Puffin, 1982.

MLA (9th ed.) Citation

Jill Murphy. A Bad Spell for the Worst Witch. Puffin, 1982.

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