Soma Raju P. (1997). Basic of universal decimal classification: A practical workbook. Rajkamal publishers.
Chicago Edition CitationSoma Raju P. Basic of Universal Decimal Classification: A Practical Workbook. Visakapatnam: Rajkamal publishers, 1997.
MLA Edition CitationSoma Raju P. Basic of Universal Decimal Classification: A Practical Workbook. Rajkamal publishers, 1997.
Warning: These citations may not always be 100% accurate.