Bainbridge, J. (1952). Biography of an idea: The story of mutual fire and casualty insurance ([1st ed.].). Doubleday.
Dyfyniad Arddull ChicagoBainbridge, John. Biography of an Idea: The Story of Mutual Fire and Casualty Insurance. [1st ed.]. Garden City, N.Y.: Doubleday, 1952.
Dyfyniad MLABainbridge, John. Biography of an Idea: The Story of Mutual Fire and Casualty Insurance. [1st ed.]. Doubleday, 1952.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.