Massachusetts: Rockport Publishers,, 1997
Buku Teks
Graphic-sha, edited
Graphic-sha, 1985
Buku Referensi
Kurtich, John, author
Van Nostrand Reinhold, 1993
Buku Referensi
Drew, Philip, author
Law Book Company Limited, 1985
Buku Referensi
Livingston, Kathryn, author
Rockport, 1999
Buku Referensi