Dyfyniad APA
ebrary, Inc, Gitlin, J., Berglund, B., & Arenson, A. (2013). Frontier cities: Encounters at the crossroads of empire. University of Pennsylvania Press.
Dyfyniad Arddull Chicago
ebrary, Inc, Jay Gitlin, Barbara Berglund, and Adam Arenson. Frontier Cities: Encounters at the Crossroads of Empire. Philadelphia: University of Pennsylvania Press, 2013.
Dyfyniad MLA
ebrary, Inc, et al. Frontier Cities: Encounters at the Crossroads of Empire. University of Pennsylvania Press, 2013.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.