CDC annual conference on population, development and youth issues in developing countries. Cairo, Cairo Demographic Centre, & Hassan, S. S. (2002). /Population, development and youth issues in developing countries, 26-28 December, 2001. Cairo Demographic Center.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCDC annual conference on population, development and youth issues in developing countries. Cairo, Cairo Demographic Centre, और Shafick S. Hassan. /Population, Development and Youth Issues in Developing Countries, 26-28 December, 2001. Cairo: Cairo Demographic Center, 2002.
एमएलए (9वां संस्करण) प्रशस्ति पत्रCDC annual conference on population, development and youth issues in developing countries. Cairo, et al. /Population, Development and Youth Issues in Developing Countries, 26-28 December, 2001. Cairo Demographic Center, 2002.