Cita APA (7th ed.)

SAMUELSON PAUL A. (2007). ECONOMICS 8TH.ED (8TH ED.). TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED.

Cita Chicago (17th ed.)

SAMUELSON PAUL A. ECONOMICS 8TH.ED. 8TH ED. NEW DELHI: TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED, 2007.

Cita MLA (9th ed.)

SAMUELSON PAUL A. ECONOMICS 8TH.ED. 8TH ED. TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED, 2007.