Dyfyniad APA

B.Shippen Katherine. (1963). Miracle in motion .The story of America's Industry. New York: A Barkeley Medallion Book.

Dyfyniad Arddull Chicago

B.Shippen Katherine. Miracle in Motion .The Story of America's Industry. New York: A Barkeley Medallion Book, 1963.

Dyfyniad MLA

B.Shippen Katherine. Miracle in Motion .The Story of America's Industry. New York: A Barkeley Medallion Book, 1963.

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