Knight, G., & Gareth Knight; Mark O'Neil. (2003). Business explorer 2: Teacher's book. Cambridge: Cambridge University Press.
استشهاد بنمط شيكاغوKnight, Gareth, و Gareth Knight; Mark O'Neil. Business Explorer 2: Teacher's Book. Cambridge: Cambridge University Press, 2003.
MLA استشهادKnight, Gareth, و Gareth Knight; Mark O'Neil. Business Explorer 2: Teacher's Book. Cambridge: Cambridge University Press, 2003.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.