KO KNOWLEDGE ORGANIZATION / Dewey, Melvil. Dewey Decimal Classification (Edition 21) and relative index. Devised by Melvil Dewey. Editor, Joan S. Mitchell, et al. Albany, NY: Forest Press/OCLC, 1996. 4 Vols, ISBN 0-910-608-50-4. References: Chan, Lois Mai, et. al: Dewey Decimal Classification: A Practical Guide. 2nd ed., revised for DDC-21. (M. P. Satija)
KO KNOWLEDGE ORGANIZATION / Dewey, Melvil. Dewey Decimal Classification (Edition 21) and relative index. Devised by Melvil Dewey. Editor, Joan S. Mitchell, et al. Albany, NY: Forest Press/OCLC, 1996. 4 Vols, ISBN 0-910-608-50-4. References: Chan, Lois Mai, et. al: Dewey Decimal Classification: A Practical Guide. 2nd ed., revised for DDC-21. (M. P. Satija)