Conference "Competition Policies for an Integrated World Economy" (1996 : Oslo, Norway), Hope, E., & Maeleng, P. (1998). Competition and trade policies: Coherence or conflict. Routledge.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Conference "Competition Policies for an Integrated World Economy" (1996 : Oslo, Norway), Einar Hope, و Per Maeleng. Competition and Trade Policies: Coherence or Conflict. New York: Routledge, 1998.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Conference "Competition Policies for an Integrated World Economy" (1996 : Oslo, Norway), et al. Competition and Trade Policies: Coherence or Conflict. Routledge, 1998.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.