APA استشهاد

Chrristie, A. (2007). Mysterious Affair at Styles. Harper.

استشهاد بنمط شيكاغو

Chrristie, Agatha. Mysterious Affair at Styles. London: Harper, 2007.

MLA استشهاد

Chrristie, Agatha. Mysterious Affair at Styles. Harper, 2007.