@book{Todaro1997,
author = {Todaro, M.P.},
title= {Urbanisation, unemployment, and migration in Africa: Theory and policy},
year = {1997},
doi = {10.31899/pgy6.1004},
URL = {https://doi.org/10.31899/pgy6.1004},
address = {New York},
publisher = {Population Council, Policy Research Division},
}