Sifton, Pat
Workbook for DDC 20 : Dewey Decimal Classification Edition 20
Canadian Library Association, 1989
 Buku Referensi
Bowman, J.H.
Essential dewey
Facet, 2005
 Buku Teks
Satija, Mohinder Partap, 1949-
Introduction to the practice of Dewey Decimal Classification
Oriental University Press , 1987
 Buku Teks
Dewey, Melvil, 1851-1931
Dewey decimal classification: volume 4
OCLC, 2019
 Buku Referensi
Dewey, Melvil, 1851-1931
Dewey decimal classification: volume 3
OCLC, 2019
 Buku Referensi