APA
He C., National Bureau of Economic Research, Li C. & Whalley J. (2017). General equilibrium trade modelling with Canada-US transportation costs. Cambridge: NBER.
Chicago
He Chuantian, National Bureau of Economic Research, Li Chunding and Whalley John. 2017. General equilibrium trade modelling with Canada-US transportation costs. Cambridge: NBER.
Harvard
He C., National Bureau of Economic Research, Li C. and Whalley J. (2017). General equilibrium trade modelling with Canada-US transportation costs. Cambridge: NBER.
MLA
He Chuantian, National Bureau of Economic Research, Li Chunding and Whalley John. General equilibrium trade modelling with Canada-US transportation costs. Cambridge: NBER. 2017.