Barbara, M. A. (1996). Trust in Modern Societies. John Wiley & Sons.
Lua i Stíl Chicago (17ú heag.)Barbara, Misztal A. Trust in Modern Societies. New Jersey: John Wiley & Sons, 1996.
Lua MLA (9ú heag.)Barbara, Misztal A. Trust in Modern Societies. John Wiley & Sons, 1996.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.