Forer, Lois G.
Norton, 1987
Buku Teks
Forer, Lois G.
Norton, 1984
Buku Teks
edited by Phaedon John Kozyris
Kluwer Law International, 2007
Buku Teks
Fry, Earl H., author
McGraw-Hill, 1980
Buku Teks
Colombo, Ronald J., author
Oxford University Press, 2015
Buku Teks