Dyfyniad APA

Toynbee, A. (1966). Change and habit: The challenge of our time. London: Oxford U.P.

Dyfyniad Arddull Chicago

Toynbee, Arnold. Change and Habit: The Challenge of Our Time. London: Oxford U.P, 1966.

Dyfyniad MLA

Toynbee, Arnold. Change and Habit: The Challenge of Our Time. London: Oxford U.P, 1966.

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