APA način citiranja

O’Toole, T. P., Conde-Martel, A., Gibbon, J. L., Hanusa, B. H., Freyder, P. J., & Fine, M. J. (2004). Substance-abusing urban homeless in the late 1990s: How do they differ from non-substance-abusing homeless persons? Springer-Verlag.

Čikaški stil citiranja

O’Toole, Thomas P., Alicia Conde-Martel, Jeanette L. Gibbon, Barbara H. Hanusa, Paul J. Freyder, i Michael J. Fine. Substance-abusing Urban Homeless in the Late 1990s: How Do They Differ From Non-substance-abusing Homeless Persons? Springer-Verlag, 2004.

MLA način citiranja

O’Toole, Thomas P., et al. Substance-abusing Urban Homeless in the Late 1990s: How Do They Differ From Non-substance-abusing Homeless Persons? Springer-Verlag, 2004.