APA
Thisse J., National Bureau of Economic Research, Turner M. & Ushchev P. (2021). A Unified theory of cities. Cambridge: NBER.
Chicago
Thisse Jacques-François, National Bureau of Economic Research, Turner Matthew and Ushchev Philip. 2021. A Unified theory of cities. Cambridge: NBER.
Harvard
Thisse J., National Bureau of Economic Research, Turner M. and Ushchev P. (2021). A Unified theory of cities. Cambridge: NBER.
MLA
Thisse Jacques-François, National Bureau of Economic Research, Turner Matthew and Ushchev Philip. A Unified theory of cities. Cambridge: NBER. 2021.