Gylfason, T. 1. (1999). Principles of economic growth. Oxford ; New York: Oxford University Press.
Trích dẫn kiểu ChicagoGylfason, Thorvaldur 1951-. Principles of Economic Growth. Oxford ; New York: Oxford University Press, 1999.
MLA引文Gylfason, Thorvaldur 1951-. Principles of Economic Growth. Oxford ; New York: Oxford University Press, 1999.
警告：這些引文格式不一定是100％准確.