Business International S. A. (1969). The European communities today and tomorrow: New rules for the seventies. Geneva.
استشهاد بنمط شيكاغوBusiness International S. A. The European Communities Today and Tomorrow: New Rules for the Seventies. Geneva, 1969.
MLA استشهادBusiness International S. A. The European Communities Today and Tomorrow: New Rules for the Seventies. Geneva, 1969.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.