Dyfyniad APA

Hubbard, B. R. (1935). Cradle of the storms. Dodd, Mead & Company.

Dyfyniad Arddull Chicago

Hubbard, Bernard Rosecrans. Cradle of the Storms. New York: Dodd, Mead & Company, 1935.

Dyfyniad MLA

Hubbard, Bernard Rosecrans. Cradle of the Storms. Dodd, Mead & Company, 1935.

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