Organisation of Islamic Conference & Statistical, Economic, and Social Research and Training Centre for Islamic Countries. (1989). Yearbook of socio-economic indicators of the OIC member countries. Statistical, Economic, and Social Research and Training Centre for Islamic Countries.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रOrganisation of Islamic Conference और Economic Statistical. Yearbook of Socio-economic Indicators of the OIC Member Countries. Ankara: Statistical, Economic, and Social Research and Training Centre for Islamic Countries, 1989.
एमएलए (9वां संस्करण) प्रशस्ति पत्रOrganisation of Islamic Conference और Economic Statistical. Yearbook of Socio-economic Indicators of the OIC Member Countries. Statistical, Economic, and Social Research and Training Centre for Islamic Countries, 1989.