Roussel, L. (1970). Measuring rural-urban drift in developing countries: A suggested method. International Labour Organization.
Citazione stile Chigago Style (17a edizione)Roussel, Louis. Measuring Rural-urban Drift in Developing Countries: A Suggested Method. International Labour Organization, 1970.
Citatione MLA (9a ed.)Roussel, Louis. Measuring Rural-urban Drift in Developing Countries: A Suggested Method. International Labour Organization, 1970.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.