Garraghan, G. J. (1934). Chapters in frontier history: Research studies in the making of the West. The Bruce Pub. Co..
Dyfyniad Arddull ChicagoGarraghan, Gilbert J. Chapters in Frontier History: Research Studies in the Making of the West. Milwaukee: The Bruce Pub. Co., 1934.
Dyfyniad MLAGarraghan, Gilbert J. Chapters in Frontier History: Research Studies in the Making of the West. The Bruce Pub. Co., 1934.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.