Dyfyniad APA

Smith, N. (2003). American empire: Roosevelt's geographer and the prelude to globalization. University of California Press.

Dyfyniad Arddull Chicago

Smith, Neil. American Empire: Roosevelt's Geographer and the Prelude to Globalization. Berkeley: University of California Press, 2003.

Dyfyniad MLA

Smith, Neil. American Empire: Roosevelt's Geographer and the Prelude to Globalization. University of California Press, 2003.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.