Hass, U. (2004). OECD conceptual framework for testing and assessment of endocrine disrupters as a basis for regulation of substances with endocrine disrupting properties. Nordic Council of Ministers.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Hass, Ulla. OECD Conceptual Framework for Testing and Assessment of Endocrine Disrupters as a Basis for Regulation of Substances with Endocrine Disrupting Properties. Copenhagen: Nordic Council of Ministers, 2004.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Hass, Ulla. OECD Conceptual Framework for Testing and Assessment of Endocrine Disrupters as a Basis for Regulation of Substances with Endocrine Disrupting Properties. Nordic Council of Ministers, 2004.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.