Gallacher, Cathryn, author
Aslib, 1999
Buku Teks
editors by Gisela M. von Dran; Jennifer Cargill
The Haworth Press, Inc., 1993
Buku Teks
Gallacher, Cathryn, author
Aslib , 1999
Buku Teks
Lancaster, Jeanette, author
Mosby, 1999
Buku Teks
Koch, Tina, author
Blackwell Publishing, 2006
Buku Teks