Dyfyniad APA

Johnson, P. (1985). Modern times: The world from the twenties to the eighties (1st Harper colophon ed.). Harper & Row.

Dyfyniad Arddull Chicago

Johnson, Paul. Modern Times: The World from the Twenties to the Eighties. 1st Harper colophon ed. New York: Harper & Row, 1985.

Dyfyniad MLA

Johnson, Paul. Modern Times: The World from the Twenties to the Eighties. 1st Harper colophon ed. Harper & Row, 1985.

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