APA aipamena

Hubbard, R. G. (2015). Macroeconomics 5th ed. Pearson.

Chicago Style aipamena

Hubbard, R. Glenn. Macroeconomics 5th Ed. Pearson, 2015.

MLA aipamena

Hubbard, R. Glenn. Macroeconomics 5th Ed. Pearson, 2015.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.