APA-čujuhus (7. p.)
Boulding, K. E. (1964). The meaning of the twentieth century: The great transition ([1st ed.].). Harper & Row Publishers.
Chicago-čujuhus (17. p.)
Boulding, Kenneth E. The Meaning of the Twentieth Century: The Great Transition. [1st ed.]. New York: Harper & Row Publishers, 1964.
MLA-čujuhus (9. p.)
Boulding, Kenneth E. The Meaning of the Twentieth Century: The Great Transition. [1st ed.]. Harper & Row Publishers, 1964.
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