Zentner, P. (1967). East-West trade: A practical guide to selling in Eastern Europe. London: Parrish.
استشهاد بنمط شيكاغوZentner, Peter. East-West Trade: A Practical Guide to Selling in Eastern Europe. London: Parrish, 1967.
MLA استشهادZentner, Peter. East-West Trade: A Practical Guide to Selling in Eastern Europe. London: Parrish, 1967.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.