Wright, C., & Craig Wright; Sébastien Messerschmidt. (2005). Yesterday, Today and Tomorrow: Level four. Oxford: Oxford University Press.
استشهاد بنمط شيكاغوWright, Craig, و Craig Wright; Sébastien Messerschmidt. Yesterday, Today and Tomorrow: Level Four. Oxford: Oxford University Press, 2005.
MLA استشهادWright, Craig, و Craig Wright; Sébastien Messerschmidt. Yesterday, Today and Tomorrow: Level Four. Oxford: Oxford University Press, 2005.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.