Boulding , K. (1964). The meaning of the twentieth centuary: The great transition. Allen and unwin.
Chicago ZitierstilBoulding , Kenneth. The Meaning of the Twentieth Centuary: The Great Transition. London: Allen and unwin, 1964.
MLA ZitierstilBoulding , Kenneth. The Meaning of the Twentieth Centuary: The Great Transition. Allen and unwin, 1964.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.