Friedman, S. R., Des Jarlais, D. C., Gostnell, K., McGrath, M. M., Flom, P. L., Cooper, H. L., . . . Tempalski, B. (2007). Predictors of the degree of drug treatment coverage for injectino drug users in 94 metropolitan areas in the United States of America. International journal of drug policy, 18(1), 475-485. doi:10.1016/j.drugpo.2006.10.004
Cita Chicago Style (17a ed.)Friedman, Samuel R., Don C. Des Jarlais, Karla Gostnell, Moriah M. McGrath, Peter L. Flom, Hannah L.F Cooper, Judith J. Freidman, Joanne E. Brady, y Barbara Tempalski. "Predictors of the Degree of Drug Treatment Coverage for Injectino Drug Users in 94 Metropolitan Areas in the United States of America." International Journal of Drug Policy 18, no. 1 (2007): 475-485. https://doi.org/10.1016/j.drugpo.2006.10.004.
Cita MLA (9a ed.)Friedman, Samuel R., et al. "Predictors of the Degree of Drug Treatment Coverage for Injectino Drug Users in 94 Metropolitan Areas in the United States of America." International Journal of Drug Policy, vol. 18, no. 1, 2007, pp. 475-485, https://doi.org/10.1016/j.drugpo.2006.10.004.