Handler, Milton
University Casebook, 1972
Buku Teks
Eisenberg, Melvin A., author
Foundataion Press, 2000
Buku Teks
Herwitz, David R.
The Foundation Press, Inc., 1966
Buku Teks
Ebb, Lawrence F.
West Publishing Company, 1964
Buku Teks
Handler, Milton
Foundation Press,, 1972
Buku Teks