Hoffmann, Edmond de
John Wiley & Sons, 2007
Buku Teks
Chapman, J.R., author
John Wiley & Sons, 1993
Buku Teks
Benninghoven, A., author
John Wiley & Sons, 1987
Buku Teks
edited by Christopher Jones, Barbara Mulloy and Adrian A. Thomas
Humana Press, 1993
Buku Teks
United Nations, 1986
Buku Teks