American Library Association, 1970
Buku Referensi
Hindar Purnomo, author
Fakultas Ilmu Pengetahuan dan Budaya Universitas Indonesia, 1995
UI - Tesis (Membership)
Hicks, Warren B., author
R.R. Bowker, 1977
Buku Teks
Fothergill, Richard
Clive Bingley, 1990
Buku Referensi
Fothergill, Richard, author
Clive Bingley , 1984
Buku Teks