APA Style

Hubbard, R, G., O’Brien, A, P. (2008). Macroeconomics (ed. ii). Upper Saddle River: Pearson Prentice Hall.

MLA Style

Hubbard, R., Glenn., O’Brien, Anthony, Patrick. "Macroeconomics". ed. ii Upper Saddle River: Pearson Prentice Hall, 2008. Text.