APA

O'Collins G., Farrugia E. G., . (2000). A concise dictionary of theology. New York: Paulist Press.

Chicago

O'Collins Gerald, Farrugia Edward G, . 2000. A concise dictionary of theology. New York: Paulist Press.

Harvard

O'Collins G., Farrugia E. G., . (2000). A concise dictionary of theology. New York: Paulist Press.

MLA

O'Collins Gerald, Farrugia Edward G, . A concise dictionary of theology. New York: Paulist Press. 2000.