Cita APA (7th ed.)

International Demographic Data Center (U.S.) & Jamison, E. (1980). International population dynamics, 1950-79: Demographic estimates for countries with a population of 5 million or more. The Bureau.

Cita Chicago (17th ed.)

International Demographic Data Center (U.S.) i Ellen Jamison. International Population Dynamics, 1950-79: Demographic Estimates for Countries with a Population of 5 Million or More. Washington, D.C: The Bureau, 1980.

Cita MLA (9th ed.)

International Demographic Data Center (U.S.) i Ellen Jamison. International Population Dynamics, 1950-79: Demographic Estimates for Countries with a Population of 5 Million or More. The Bureau, 1980.