Citazione APA

Barro, R. J., & Sala-i-Martin, X. (2004). Economic growth (2nd ed.). MIT Press.

Stile di citazione Chicago

Barro, Robert J., e Xavier Sala-i-Martin. Economic Growth. 2nd ed. Cambridge, Mass.: MIT Press, 2004.

Citazione MLA

Barro, Robert J., e Xavier Sala-i-Martin. Economic Growth. 2nd ed. MIT Press, 2004.