Loftas, T. (1972). The last resource: Man's exploitation of the oceans (Rev. ed.). Penguin.
Chicago Style (17th ed.) CitationLoftas, Tony. The Last Resource: Man's Exploitation of the Oceans. Rev. ed. Harmondsworth: Penguin, 1972.
MLA (8th ed.) CitationLoftas, Tony. The Last Resource: Man's Exploitation of the Oceans. Rev. ed. Penguin, 1972.
Warning: These citations may not always be 100% accurate.