APA

Organisation of Islamic Conference, Statistical E. a. S. R. a. T. C. f. I. C., . (1989). Yearbook of socio-economic indicators of the OIC member countries. Ankara: Statistical, Economic, and Social Research and Training Centre for Islamic Countries.

Chicago

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. Ankara: Statistical, Economic, and Social Research and Training Centre for Islamic Countries.

Harvard

Organisation of Islamic Conference, Statistical E. a. S. R. a. T. C. f. I. C., . (1989). Yearbook of socio-economic indicators of the OIC member countries. Ankara: Statistical, Economic, and Social Research and Training Centre for Islamic Countries.

MLA

Organisation of Islamic Conference, Statistical Economic and Social Research and Training Centre for Islamic Countries, . Yearbook of socio-economic indicators of the OIC member countries. Ankara: Statistical, Economic, and Social Research and Training Centre for Islamic Countries. 1989.