توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

(1981). Sanitation in developing countries: Proceedings of a workshop on training held in Lobatse, Botswana, 14-20, August 1980. International Development Research Centre.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

Sanitation in Developing Countries: Proceedings of a Workshop on Training Held in Lobatse, Botswana, 14-20, August 1980. Ottawa: International Development Research Centre, 1981.

توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)

Sanitation in Developing Countries: Proceedings of a Workshop on Training Held in Lobatse, Botswana, 14-20, August 1980. International Development Research Centre, 1981.