Cook, P. J., & Laub, J. H. (2001). After the epidemic: Recent trends in youth violence in the United States. National Bureau of Economic Research.
Citace podle Chicago (17th ed.)Cook, Philip J., a John H. Laub. After the Epidemic: Recent Trends in Youth Violence in the United States. Cambridge: National Bureau of Economic Research, 2001.
Citace podle MLA (9th ed.)Cook, Philip J., a John H. Laub. After the Epidemic: Recent Trends in Youth Violence in the United States. National Bureau of Economic Research, 2001.
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