Trigg, J. W. (2002). Origen (Taylor & Francis e-Library ed.). Routledge.
Chicago Style (17th ed.) CitationTrigg, Joseph Wilson. Origen. Taylor & Francis e-Library ed. London ; New York: Routledge, 2002.
MLA (9th ed.) CitationTrigg, Joseph Wilson. Origen. Taylor & Francis e-Library ed. Routledge, 2002.
Warning: These citations may not always be 100% accurate.