(1997). The economics of transnational commons: A study prepared for the world institute for development economics research of the united nations university (UNU/WIDER). Clarendon.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)The Economics of Transnational Commons: A Study Prepared for the World Institute for Development Economics Research of the United Nations University (UNU/WIDER). Oxford: Clarendon, 1997.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)The Economics of Transnational Commons: A Study Prepared for the World Institute for Development Economics Research of the United Nations University (UNU/WIDER). Clarendon, 1997.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.