Bulatao, R. A. (1989). Europe, Middle East, and Africa (EMN) region population projections (1989-90 ed.). Population and Human Resources Dept., World Bank.
Chicagoスタイル(17版)引用形式Bulatao, Rodolfo A. Europe, Middle East, and Africa (EMN) Region Population Projections. 1989-90 ed. Washington, D.C: Population and Human Resources Dept., World Bank, 1989.
MLA(9版)引用形式Bulatao, Rodolfo A. Europe, Middle East, and Africa (EMN) Region Population Projections. 1989-90 ed. Population and Human Resources Dept., World Bank, 1989.
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