Barnard, R. (2003). Business Venture: With practice for the TOEIC test (Student's book). Oxford: Oxford University Press.
استشهاد بنمط شيكاغوBarnard, Roger. Business Venture: With Practice for the TOEIC Test (Student's Book). Oxford: Oxford University Press, 2003.
MLA استشهادBarnard, Roger. Business Venture: With Practice for the TOEIC Test (Student's Book). Oxford: Oxford University Press, 2003.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.