Ager, D. V. (1993). The new catastrophism : the importance of the rare event in geological history / Derek Ager: The importance of the rare event in geological history. Cambridge University Press.
Chicago Style (17th ed.) CitationAger, Derek V. The New Catastrophism : The Importance of the Rare Event in Geological History / Derek Ager: The Importance of the Rare Event in Geological History. Cambridge: Cambridge University Press, 1993.
MLA (9th ed.) CitationAger, Derek V. The New Catastrophism : The Importance of the Rare Event in Geological History / Derek Ager: The Importance of the Rare Event in Geological History. Cambridge University Press, 1993.
Warning: These citations may not always be 100% accurate.