Rowley, J.E.
Organizing knowledge : an introduction to information retrieval
Ashgate, 1992
 Buku Teks
Roberto De Virgilio, editor
Semantic search over the web
Springer-Verlag, 2012
 eBooks
Hagler, Ronald
The bibliographic record and information technology
American Library Association, 1997
 Buku Teks SO
Hagler, Ronald
The bibliographic record and information technology
American Library Association, 1991
 Buku Teks SO
Fricke, Martin
Logic and the organization of information
Springer, 2012
 eBooks