APA (7th ed.) Citation

Dorothy Edwards. (1974). My naughty little sister and Bad Harry. Egmont.

Chicago Style (17th ed.) Citation

Dorothy Edwards. My Naughty Little Sister and Bad Harry. London: Egmont, 1974.

MLA (9th ed.) Citation

Dorothy Edwards. My Naughty Little Sister and Bad Harry. Egmont, 1974.

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