Ranganathan, S. R. (1957). Prolegomena to library classification (2nd ed.).
Chicago Edition CitationRanganathan, S. R. Prolegomena to Library Classification. 2nd ed. 1957.
MLA引文Ranganathan, S. R. Prolegomena to Library Classification. 2nd ed. 1957.
警告:这些引文格式不一定是100%准确.