APA-čujuhus (7. p.)

Gore, A. (1993). Earth in the Balance: Ecology and the human spirit. Penguin Books.

Chicago-čujuhus (17. p.)

Gore, Albert. Earth in the Balance: Ecology and the Human Spirit. New York: Penguin Books, 1993.

MLA-čujuhus (9. p.)

Gore, Albert. Earth in the Balance: Ecology and the Human Spirit. Penguin Books, 1993.

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