Fulop, C. (1964). Competition for consumers. George Allen & Unwin.
Lua i Stíl Chicago (17ú heag.)Fulop, Christina. Competition for Consumers. London: George Allen & Unwin, 1964.
Lua MLA (9ú heag.)Fulop, Christina. Competition for Consumers. George Allen & Unwin, 1964.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.