Treacy, G. C. (1927). After death what?: Heaven, purgatory, hell. Paulist Press.
Čikaški stil citiranja (17. izdanje)Treacy, Gerald C. After Death What?: Heaven, Purgatory, Hell. Paulist Press, 1927.
MLA način citiranja (8. izdanje)Treacy, Gerald C. After Death What?: Heaven, Purgatory, Hell. Paulist Press, 1927.
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