W. L. Hill Charles. (2007). International Business: Competing in the Global Marketplace. American: Mc Graw Hill.
استشهاد بنمط شيكاغوW. L. Hill Charles. International Business: Competing in the Global Marketplace. American: Mc Graw Hill, 2007.
MLA استشهادW. L. Hill Charles. International Business: Competing in the Global Marketplace. American: Mc Graw Hill, 2007.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.