Allsopp, M., Page, R., Johnston, P. & Santillo, D. 2007. Oceans in Peril: Protecting Marine Biodiversity. Worldwatch Report 174, Worldwatch Institute, Washington, DC, ISBN 978-1-878071-81-1: 56 pp.
Allsopp, M., Page, R., Johnston, P. & Santillo, D. 2007. Oceans in Peril: Protecting Marine Biodiversity. Worldwatch Report 174, Worldwatch Institute, Washington, DC, ISBN 978-1-878071-81-1: 56 pp.