Tyner, J. (2013). Population Geography I: Surplus populations (1–). Progress in Human Geography. https://doi.org/http://dx.doi.org/10.1177/0309132512473924
Tyner, James. 2013. “Population Geography I: Surplus Populations”. Progress in Human Geography. https://doi.org/http://dx.doi.org/10.1177/0309132512473924.
Tyner, James. Population Geography I: Surplus Populations. Progress in Human Geography, 1 Jan. 2013, https://doi.org/http://dx.doi.org/10.1177/0309132512473924.