Cita APA (7a ed.)

Feldman, E. A., & Bayer, R. (2004). Unfiltered: Conflicts over tobacco policy and public health. Harvard University Press.

Cita Chicago Style (17a ed.)

Feldman, Eric A., y Ronald Bayer. Unfiltered: Conflicts over Tobacco Policy and Public Health. Cambridge, Mass.: Harvard University Press, 2004.

Cita MLA (8a ed.)

Feldman, Eric A., y Ronald Bayer. Unfiltered: Conflicts over Tobacco Policy and Public Health. Harvard University Press, 2004.