Rogers, A. J. (1974). Choice: An introduction to economics (2nd ed.). Prentice-Hall.
Lua i Stíl Chicago (17ú heag.)Rogers, Augustus James. Choice: An Introduction to Economics. 2nd ed. Englewood Cliffs, N.J: Prentice-Hall, 1974.
Lua MLA (9ú heag.)Rogers, Augustus James. Choice: An Introduction to Economics. 2nd ed. Prentice-Hall, 1974.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.