توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

University of Edinburgh. Centre for Human Ecology. (1987). Ecology and moral choice: Lectures from the Centre's series, 1987-88. Centre for Human Ecology, University of Edinburgh.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

University of Edinburgh. Centre for Human Ecology. Ecology and Moral Choice: Lectures from the Centre's Series, 1987-88. Edinburgh: Centre for Human Ecology, University of Edinburgh, 1987.

توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)

University of Edinburgh. Centre for Human Ecology. Ecology and Moral Choice: Lectures from the Centre's Series, 1987-88. Centre for Human Ecology, University of Edinburgh, 1987.