Maasberg, Wolfgang, editor
[, Springer-Verlag], 2012
eBooks
Ross, Catherine Sheldrick, author
Library Association Publishing, 1998
Buku Teks
Moss, Stephen R., author
Prentice-Hall, 2001
Buku Teks
Ross, Catherine Sheldrick
Library Association Publishing, 1998
Buku Referensi
Tighe, Shirley M.
Elsevier Mosby, 2012
Buku Teks