APA način citiranja

Petrella, R. (2001). water manifesto: Arguments for a world water contract. Zed Books.

Čikaški stil citiranja

Petrella, Riccardo. Water Manifesto: Arguments for a World Water Contract. London: Zed Books, 2001.

MLA način citiranja

Petrella, Riccardo. Water Manifesto: Arguments for a World Water Contract. Zed Books, 2001.

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