Dyfyniad APA

Dieterle, H., & Dieterle, R. (1992). Ninety Years in the Heartland. North American Heritage Press.

Dyfyniad Arddull Chicago

Dieterle, Henry, and Roger Dieterle. Ninety Years in the Heartland. Minot, North Dakota: North American Heritage Press, 1992.

Dyfyniad MLA

Dieterle, Henry, and Roger Dieterle. Ninety Years in the Heartland. North American Heritage Press, 1992.

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