Cita APA (7th ed.)
Verma, V. (2008). Sampling for household-based surveys of child labour. International Labour Organization.
Cita Chicago (17th ed.)
Verma, Vijay. Sampling for Household-based Surveys of Child Labour. Geneva: International Labour Organization, 2008.
Cita MLA (9th ed.)
Verma, Vijay. Sampling for Household-based Surveys of Child Labour. International Labour Organization, 2008.
Atenció: Aquestes cites poden no estar 100% correctes.