Siebert, R. J. (2002). Religion as productive force in the formation of a civilized society. Культура народов Причерноморья.
Chicago Style (17th ed.) CitationSiebert, Rudolf J. "Religion as Productive Force in the Formation of a Civilized Society." Культура народов Причерноморья 2002.
MLA (8th ed.) CitationSiebert, Rudolf J. "Religion as Productive Force in the Formation of a Civilized Society." Культура народов Причерноморья, 2002.
Warning: These citations may not always be 100% accurate.