Cita APA (7a ed.)

Zvidrins, P., Ezera, L., & Greitans, A. (1998). Fertility and family surveys in countries of the ECE region: Standard country report Latvia. United Nations.

Cita Chicago Style (17a ed.)

Zvidrins, Peteris, Ligita Ezera, y Aigars Greitans. Fertility and Family Surveys in Countries of the ECE Region: Standard Country Report Latvia. New York ; Geneva: United Nations, 1998.

Cita MLA (9a ed.)

Zvidrins, Peteris, et al. Fertility and Family Surveys in Countries of the ECE Region: Standard Country Report Latvia. United Nations, 1998.