Boulding , K. (1964). The meaning of the twentieth centuary: The great transition. Allen and unwin.
Chicago-stil citatBoulding , Kenneth. The Meaning of the Twentieth Centuary: The Great Transition. London: Allen and unwin, 1964.
MLA-referensBoulding , Kenneth. The Meaning of the Twentieth Centuary: The Great Transition. Allen and unwin, 1964.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.