Penny, D. (1986). Starvation the role of the market system. Australian national Universtiy.
Lua i Stíl Chicago (17ú heag.)Penny, D.H. Starvation the Role of the Market System. Canberra: Australian national Universtiy, 1986.
Lua MLA (9ú heag.)Penny, D.H. Starvation the Role of the Market System. Australian national Universtiy, 1986.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.