APA (7th ed.) Citation

Hubbard, R. G., & O'Brien, A. P. (2013). Macroeconomics (4. ed., internat. ed.). Pearson.

Chicago Style (17th ed.) Citation

Hubbard, R. Glenn, and Anthony Patrick O'Brien. Macroeconomics. 4. ed., internat. ed. Boston [u.a.]: Pearson, 2013.

MLA (9th ed.) Citation

Hubbard, R. Glenn, and Anthony Patrick O'Brien. Macroeconomics. 4. ed., internat. ed. Pearson, 2013.