Cita APA

Gylfason, T., & Thorvaldur Gylfason. (1999). Principles of economic growth. Oxford [u.a.]: Oxford University Press.

Chicago Style Citation

Gylfason, Thorvaldur, i Thorvaldur Gylfason. Principles of Economic Growth. Oxford [u.a.]: Oxford University Press, 1999.

Cita MLA

Gylfason, Thorvaldur, i Thorvaldur Gylfason. Principles of Economic Growth. Oxford [u.a.]: Oxford University Press, 1999.