Bye, R. T. (1941). Principles of economics: A restatement (4th ed.). Appleton.
Cita Chicago (17th ed.)Bye, Raymond Taylor. Principles of Economics: A Restatement. 4th ed. New York: Appleton, 1941.
Cita MLA (9th ed.)Bye, Raymond Taylor. Principles of Economics: A Restatement. 4th ed. Appleton, 1941.
Atenció: Aquestes cites poden no estar 100% correctes.