Cita APA (7th ed.)
Byrns, R. T., & Stone,Gerald W. (1987). Microeconomics (ed.). Scott, Foresman and company.
Cita Chicago (17th ed.)
Byrns, Ralph T., i Stone,Gerald W. Microeconomics. ed. Glenview,Illinois: Scott, Foresman and company, 1987.
Cita MLA (9th ed.)
Byrns, Ralph T., i Stone,Gerald W. Microeconomics. ed. Scott, Foresman and company, 1987.
Atenció: Aquestes cites poden no estar 100% correctes.