United Nations. Department of International Economic and Social Affairs. (1990). Patterns of first marriage: Timing and prevalence. Naciones Unidas.
Cita Chicago Style (17a ed.)United Nations. Department of International Economic and Social Affairs. Patterns of First Marriage: Timing and Prevalence. Nueva York: Naciones Unidas, 1990.
Cita MLA (9a ed.)United Nations. Department of International Economic and Social Affairs. Patterns of First Marriage: Timing and Prevalence. Naciones Unidas, 1990.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.