Boulding , K. (1964). The meaning of the twentieth centuary: The great transition. Allen and unwin.
Chicago Stili AlıntıBoulding , Kenneth. The Meaning of the Twentieth Centuary: The Great Transition. London: Allen and unwin, 1964.
MLA AlıntıBoulding , Kenneth. The Meaning of the Twentieth Centuary: The Great Transition. Allen and unwin, 1964.
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