International Development Research Centre (Canada) & Campbell, M. (1975). Integrated approach to local rural development: Report of an interdisciplinary seminar, Makati, Philippines, 31 March-3 April 1975. International Developmental Centre.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)International Development Research Centre (Canada) و Marilyn Campbell. Integrated Approach to Local Rural Development: Report of an Interdisciplinary Seminar, Makati, Philippines, 31 March-3 April 1975. Ottawa: International Developmental Centre, 1975.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)International Development Research Centre (Canada) و Marilyn Campbell. Integrated Approach to Local Rural Development: Report of an Interdisciplinary Seminar, Makati, Philippines, 31 March-3 April 1975. International Developmental Centre, 1975.