APA引文

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引文

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

警告：這些引文格式不一定是100％准確.