Laumann, E. O. (1973). Bonds of pluralism: The form and substance of urban social networks. Wiley.
Cita Chicago (17th ed.)Laumann, Edward O. Bonds of Pluralism: The Form and Substance of Urban Social Networks. New York [u.a.]: Wiley, 1973.
Cita MLA (8th ed.)Laumann, Edward O. Bonds of Pluralism: The Form and Substance of Urban Social Networks. Wiley, 1973.
Atenció: Aquestes cites poden no estar 100% correctes.