APA (7th ed.) Citation

Christie, A., & Dellaporta, P. (2009). The secret adversary, with ebook (Unabridged.). Tantor Media.

Chicago Style (17th ed.) Citation

Christie, Agatha, and Penelope Dellaporta. The Secret Adversary, with Ebook. Unabridged. Old Saybrook: Tantor Media, 2009.

MLA (8th ed.) Citation

Christie, Agatha, and Penelope Dellaporta. The Secret Adversary, with Ebook. Unabridged. Tantor Media, 2009.

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