Hinze, Jimmie W., author
McGraw-Hill, 2011
Buku Teks
Pickavance, Keith, author
Sweet & Maxwell, 2010
Buku Teks
Simon, Michael S.
McGraw-Hill, 1979
Buku Teks
Singhs KS., Harban , author
LexisNexis, 2011
Buku Teks
Farnsworth, E. Allan, author
Little, Brown, 1990
Buku Teks