APA aipamena

Hawksworth, D. L., & Bull, A. T. (2006). Marine, freshwater and wetlands biodiversity conservation. Springer.

Chicago Style aipamena

Hawksworth, David L., and Alan T. Bull. Marine, Freshwater and Wetlands Biodiversity Conservation. Dordrecht: Springer, 2006.

MLA aipamena

Hawksworth, David L., and Alan T. Bull. Marine, Freshwater and Wetlands Biodiversity Conservation. Springer, 2006.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.