Forder, J. (2019). Two lectures by Friedman: One famous, one good. Fabrizio Serra editore.
Lua i Stíl Chicago (17ú heag.)Forder, J. Two Lectures by Friedman: One Famous, One Good. Fabrizio Serra editore, 2019.
Lua MLA (9ú heag.)Forder, J. Two Lectures by Friedman: One Famous, One Good. Fabrizio Serra editore, 2019.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.