Dyfyniad APA
ebrary, Inc, Rabin, R. L., & Sugarman, S. D. (2001). Regulating tobacco. Oxford University Press.
Dyfyniad Arddull Chicago
ebrary, Inc, Robert L. Rabin, and Stephen D. Sugarman. Regulating Tobacco. Oxford ; New York: Oxford University Press, 2001.
Dyfyniad MLA
ebrary, Inc, et al. Regulating Tobacco. Oxford University Press, 2001.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.