Porter, R. (1977). The making of geology : earth science in Britain, 1660-1815 / (by) Roy Porter: Earth science in Britain, 1660-1815. Cambridge University Press.
Chicago Style (17th ed.) CitationPorter, Roy. The Making of Geology : Earth Science in Britain, 1660-1815 / (by) Roy Porter: Earth Science in Britain, 1660-1815. Cambridge (etc.): Cambridge University Press, 1977.
MLA (9th ed.) CitationPorter, Roy. The Making of Geology : Earth Science in Britain, 1660-1815 / (by) Roy Porter: Earth Science in Britain, 1660-1815. Cambridge University Press, 1977.
Warning: These citations may not always be 100% accurate.