Smith, C. J. (1988). Public problems: The management of urban distress. Guilford Press.
Cita Chicago (17th ed.)Smith, Christopher J. Public Problems: The Management of Urban Distress. New York: Guilford Press, 1988.
Cita MLA (8th ed.)Smith, Christopher J. Public Problems: The Management of Urban Distress. Guilford Press, 1988.
Atenció: Aquestes cites poden no estar 100% correctes.