APA (7th ed.) Citation

Bawden, N. (1979). The secret passage / [by] Nina Bawden. Puffin Books.

Chicago Style (17th ed.) Citation

Bawden, Nina. The Secret Passage / [by] Nina Bawden. Harmondsworth: Puffin Books, 1979.

MLA (9th ed.) Citation

Bawden, Nina. The Secret Passage / [by] Nina Bawden. Puffin Books, 1979.

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