APA aipamena

FRANK, R. H. (2004). Principles of Macro-Economics second edition. McGraw-Hill.

Chicago Style aipamena

FRANK, Robert H. Principles of Macro-Economics Second Edition. McGraw-Hill, 2004.

MLA aipamena

FRANK, Robert H. Principles of Macro-Economics Second Edition. McGraw-Hill, 2004.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.