A Hebrew word signifying:
APA citation. (1907). Abaddon. In The Catholic Encyclopedia. New York: Robert Appleton Company. Retrieved April 26, 2010 from New Advent: http://www.newadvent.org/cathen/01005a.htm
MLA citation. "Abaddon." The Catholic Encyclopedia. Vol. 1. New York: Robert Appleton Company, 1907. 26 Apr. 2010 <http://www.newadvent.org/cathen/01005a.htm>.
Ecclesiastical approbation. Nihil Obstat. March 1, 1907. Remy Lafort, S.T.D., Censor. Imprimatur. +John Cardinal Farley, Archbishop of New York.
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