Dyfyniad APA

Clark, H. H. (1938). Addresses upon the American road. C. Scribner's Sons.

Dyfyniad Arddull Chicago

Clark, Herbert Hoover. Addresses upon the American Road. New York: C. Scribner's Sons, 1938.

Dyfyniad MLA

Clark, Herbert Hoover. Addresses upon the American Road. C. Scribner's Sons, 1938.

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