APA (7th ed.) Citation

Keene, C. (2009). The secret of the old clock: 80th anniversary limited edition.

Chicago Style (17th ed.) Citation

Keene, Carolyn. The Secret of the Old Clock: 80th Anniversary Limited Edition. 2009.

MLA (8th ed.) Citation

Keene, Carolyn. The Secret of the Old Clock: 80th Anniversary Limited Edition. 2009.

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