Hand, D.J.
Discrimination and classification
John Wiley & Sons, 1981
Buku Teks SO
Grounded classification: grounded theory and faceted classification
Artikel Jurnal
Chan, Lois Mai
Cataloging and classification: an introduction
McGraw-Hill, 1994
Buku Teks SO
Marcella, Rita
A new manual of classification
Gower ; Jaico Publishing House,
Buku Referensi
Taylor, Arlene G.
Introduction to cataloging and classification
Libraries Unlimited, 1992
Buku Teks