Burke, Karen C., 1951-
West Publishing, 1996
Buku Teks SO
Stephan, Paul B.
Emmanuel Law Outlines, 1994
Buku Teks SO
Gaffney, Dennis J.
McGraw-Hill, 1982
Buku Teks SO
Rose, Michael D.
Westburg Asso Pub, 1988
Buku Teks SO
Hudson, David M.
St. Paul, Minn, 1994
Buku Teks SO