Rogers, A. J. (1974). Choice: An introduction to economics (2nd ed.). Prentice-Hall.
Cita Chicago (17th ed.)Rogers, Augustus James. Choice: An Introduction to Economics. 2nd ed. Englewood Cliffs, N.J: Prentice-Hall, 1974.
Cita MLA (9th ed.)Rogers, Augustus James. Choice: An Introduction to Economics. 2nd ed. Prentice-Hall, 1974.
Atenció: Aquestes cites poden no estar 100% correctes.