Cita APA (7th ed.)
Price, E. O. (1987). Economic concepts analysis & applications. Wadsworth.
Cita Chicago (17th ed.)
Price, Edward O. Economic Concepts Analysis & Applications. Califonia: Wadsworth, 1987.
Cita MLA (9th ed.)
Price, Edward O. Economic Concepts Analysis & Applications. Wadsworth, 1987.
Atenció: Aquestes cites poden no estar 100% correctes.