Graff, J. (1963). Theoretical welfare economics. Univ. Press.
Lua i Stíl Chicago (17ú heag.)Graff, J. Theoretical Welfare Economics. Cambridge: Univ. Press, 1963.
Lua MLA (9ú heag.)Graff, J. Theoretical Welfare Economics. Univ. Press, 1963.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.