APA استشهاد

Butler, A., & Knight, C. (2007). Who built the moon? Watkins.

استشهاد بنمط شيكاغو

Butler, Alan, و Christopher Knight. Who Built the Moon? London: Watkins, 2007.

MLA استشهاد

Butler, Alan, و Christopher Knight. Who Built the Moon? Watkins, 2007.