Cotton, D., Falvey, D., & Kent, S. (2010). Intermediate market leader: Business english course book with myenglishlab (3rd ed.). England: Pearson Education.
استشهاد بنمط شيكاغوCotton, David, David Falvey, و Simon Kent. Intermediate Market Leader: Business English Course Book With Myenglishlab. 3rd ed. England: Pearson Education, 2010.
MLA استشهادCotton, David, David Falvey, و Simon Kent. Intermediate Market Leader: Business English Course Book With Myenglishlab. 3rd ed. England: Pearson Education, 2010.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.