Παραπομπή APA

Kallis, G., & Coccossis, H. (2001). Water for the city: Critical issues and the challenge of sustainability. Mytilini: University of Aegean.

Παραπομπή Chicago Style

Kallis, G., and H. Coccossis. Water for the City: Critical Issues and the Challenge of Sustainability. Mytilini: University of Aegean, 2001.

Παραπομπή MLA

Kallis, G., and H. Coccossis. Water for the City: Critical Issues and the Challenge of Sustainability. Mytilini: University of Aegean, 2001.

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