Sullivan, Michael
American Library association, 2005
eBooks
McColvin, Lionel R.
UNESCO , 1986
Buku Teks
Fasick, Adele M.
Libraries Unlimited , 1991
Buku Teks
Rahmad
Fakultas Ilmu Pengetahuan dan Budaya Universitas Indonesia, 2016
UI - Skripsi Membership
Blanshard, Catherine
Library Association Publishing, 1998
Buku Teks