Cita APA (7th ed.)

HARVEY J. (1977). MODERN ECONOMICS (3RD.). MACMILLAN.

Cita Chicago (17th ed.)

HARVEY J. MODERN ECONOMICS. 3RD. LONDON: MACMILLAN, 1977.

Cita MLA (9th ed.)

HARVEY J. MODERN ECONOMICS. 3RD. MACMILLAN, 1977.