Dyfyniad APA

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

Dyfyniad Arddull Chicago

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

Dyfyniad MLA

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

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.