Truett, L. J. (1987). Microeconomics. Mosby College.
Cita Chicago (17th ed.)Truett, Lila J. Microeconomics. St. Louis: Mosby College, 1987.
Cita MLA (9th ed.)Truett, Lila J. Microeconomics. Mosby College, 1987.
Atenció: Aquestes cites poden no estar 100% correctes.