(2013). Measuring the Economically Active in Population Censuses: A Handbook. United Nations Department of Economic and Social Affairs. https://doi.org/10.18356/43e321a3-en
Chicago-Zitierstil (17. Ausg.)Measuring the Economically Active in Population Censuses: A Handbook. New York: United Nations Department of Economic and Social Affairs, 2013. https://doi.org/10.18356/43e321a3-en.
MLA-Zitierstil (9. Ausg.)Measuring the Economically Active in Population Censuses: A Handbook. United Nations Department of Economic and Social Affairs, 2013. https://doi.org/10.18356/43e321a3-en.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.