APA aipamena

Samuelson, P. A. (2022). Macroeconomics (20th.). McGraw Hill.

Chicago Style aipamena

Samuelson, Paul A. Macroeconomics. 20th. McGraw Hill, 2022.

MLA aipamena

Samuelson, Paul A. Macroeconomics. 20th. McGraw Hill, 2022.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.