Laumann, E. O. (1973). Bonds of pluralism: The form and substance of urban social networks. Wiley.
Lua i Stíl Chicago (17ú heag.)Laumann, Edward O. Bonds of Pluralism: The Form and Substance of Urban Social Networks. New York [u.a.]: Wiley, 1973.
Lua MLA (8ú heag.)Laumann, Edward O. Bonds of Pluralism: The Form and Substance of Urban Social Networks. Wiley, 1973.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.