APA aipamena

 Coppock, L. (2014).  Principles of maroeconomics.  Norton & Company, Inc.

Chicago Style aipamena

 Coppock, Lee.  Principles of Maroeconomics.  Norton & Company, Inc, 2014.

MLA aipamena

 Coppock, Lee.  Principles of Maroeconomics.  Norton & Company, Inc, 2014.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.