APA (7th ed.) Citation

Helen Cresswell & Shirley Felts. (1983). The secret world of Polly Flint. Puffin in association with Faber.

Chicago Style (17th ed.) Citation

Helen Cresswell and Shirley Felts. The Secret World of Polly Flint. London: Puffin in association with Faber, 1983.

MLA (9th ed.) Citation

Helen Cresswell and Shirley Felts. The Secret World of Polly Flint. Puffin in association with Faber, 1983.

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