Ranganathan, S.R.
Sarada Ranganathan Endowment for Library Science, 1992
Buku Referensi
Toennies, Klaus D.
Springer, 2012
eBooks
Westlake, Duncan R.
Ashgate, 1992
Buku Referensi
Smith, Shawn
Amacom, 2011
Buku Teks
Turock, Betty J.
Neal-Schuman Publishers, 1992
Buku Teks