Heijdra, B. J., & Ploeg, F. v. (2002). Foundations of modern macroeconomics (2.). OUP.
Chicago Style aipamenaHeijdra, Ben J., and Federick van Ploeg. Foundations of Modern Macroeconomics. 2. Oxford: OUP, 2002.
MLA aipamenaHeijdra, Ben J., and Federick van Ploeg. Foundations of Modern Macroeconomics. 2. OUP, 2002.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.