Παραπομπή APA

Gore, A. (1992). Earth in the balance: Forcing a new common purpose. London: Earthscan Publications Ltd.

Παραπομπή Chicago Style

Gore, Al. Earth in the Balance: Forcing a New Common Purpose. London: Earthscan Publications Ltd, 1992.

Παραπομπή MLA

Gore, Al. Earth in the Balance: Forcing a New Common Purpose. London: Earthscan Publications Ltd, 1992.

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