APA (7th ed.) Citation

Roberts, C. M. (2007). The unnatural history of the sea. Island Press/Shearwater Books.

Chicago Style (17th ed.) Citation

Roberts, Callum M. The Unnatural History of the Sea. Washington: Island Press/Shearwater Books, 2007.

MLA (9th ed.) Citation

Roberts, Callum M. The Unnatural History of the Sea. Island Press/Shearwater Books, 2007.

Warning: These citations may not always be 100% accurate.