Billheimer, P. E. (1971). Don't waste your sorrows: New insight into God's eternal purpose for each ................ Bethany house.
Čikaški stil citiranja (17. izdanje)Billheimer, Paul E. Don't Waste Your Sorrows: New Insight into God's Eternal Purpose for Each ................ Minneapolis: Bethany house, 1971.
MLA način citiranja (9. izdanje)Billheimer, Paul E. Don't Waste Your Sorrows: New Insight into God's Eternal Purpose for Each ................ Bethany house, 1971.
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