Leonard,Dick. (1988). Guide to the European union (5.). The economist in association with profile book.
استشهاد بنمط شيكاغوLeonard,Dick. Guide to the European Union. 5. London: The economist in association with profile book, 1988.
MLA استشهادLeonard,Dick. Guide to the European Union. 5. The economist in association with profile book, 1988.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.