APA
Bertoletti P., National Bureau of Economic Research, Etro F. & Simonovska I. (2016). International trade with indirect additivity. Cambridge: NBER.
Chicago
Bertoletti Paolo, National Bureau of Economic Research, Etro Federico and Simonovska Ina. 2016. International trade with indirect additivity. Cambridge: NBER.
Harvard
Bertoletti P., National Bureau of Economic Research, Etro F. and Simonovska I. (2016). International trade with indirect additivity. Cambridge: NBER.
MLA
Bertoletti Paolo, National Bureau of Economic Research, Etro Federico and Simonovska Ina. International trade with indirect additivity. Cambridge: NBER. 2016.