@inbook{Olson2015,
author = {Olson, S. },
title= {Ladders of mobility in a fast-growing industrial city: Two by two and twenty years later},
year = {2015},
editor = {Baskerville, P.},
editor = {Inwood, K.},
booktitle = {Lives in transition: Longitudinal analysis of historical sources},
address = {Montreal},
publisher = {McGill-Queen’s University Press},
pages = {189--210},
}