@article{Eldridge1965,
author = {Eldridge, H.T.},
title= {Primary, secondary, and return migration in the United States, 1955‒60},
year = {1965},
doi = {10.2307/2060130},
URL = {https://doi.org/doi:10.2307/2060130},
volume = {2},
number = {1},
pages = {444‒455},
}