Cita APA (7th ed.)

NARDHANS WILLIAM D. (1989). ECONOMICS (13.). MCGRAW-HILL.

Cita Chicago (17th ed.)

NARDHANS WILLIAM D. ECONOMICS. 13. MCGRAW-HILL BK.CO: MCGRAW-HILL, 1989.

Cita MLA (9th ed.)

NARDHANS WILLIAM D. ECONOMICS. 13. MCGRAW-HILL, 1989.