Schaefer, M. 1. (1981). Intesectoral coordination and health in environmental management: An examination of national experience. World Health Organization.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Schaefer, Morris 1921. Intesectoral Coordination and Health in Environmental Management: An Examination of National Experience. Geneva: World Health Organization, 1981.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Schaefer, Morris 1921. Intesectoral Coordination and Health in Environmental Management: An Examination of National Experience. World Health Organization, 1981.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.