Grossman , g. (1967). Economic Systems / Gregory Grossman. Prentice Hall.
Lua i Stíl Chicago (17ú heag.)Grossman , gregory. Economic Systems / Gregory Grossman. Prentice Hall, 1967.
Lua MLA (8ú heag.)Grossman , gregory. Economic Systems / Gregory Grossman. Prentice Hall, 1967.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.