Παραπομπή APA

Roff, J., & Zacharias, M. (2011). Marine conservation ecology. Earthscan.

Παραπομπή Chicago Style

Roff, John, και Mark Zacharias. Marine Conservation Ecology. London: Earthscan, 2011.

Παραπομπή MLA

Roff, John, και Mark Zacharias. Marine Conservation Ecology. Earthscan, 2011.