TY  - BOOK
AU  - Scott,Mona L.
TI  - Dewey decimal classification, 21st edition : a study manual and number building guide
SN  - 1563085984
U1  - 025.431 
PY  - 1998///
CY  - Englewood, Colo.
PB  - Libraries Unlimited
KW  - Classification, Dewey Decimal
N1  - Included Index
N2  - After an historical review of the Classification, the author of this book describes and illustrates the changes that have been made to the 21st edition. The manual provides a review of how DDC is updated and gives detailed lists of such changes in each table and class
ER  -