APA (7th ed.) Citation

Jill Barklem. (1986). The Secret Staircase. Collins.

Chicago Style (17th ed.) Citation

Jill Barklem. The Secret Staircase. Collins, 1986.

MLA (9th ed.) Citation

Jill Barklem. The Secret Staircase. Collins, 1986.

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