1
by El Tayeb, El Gaily Ahmed
Published 1998
2
by Arnold, Glen
Published 2002
3
by Amram, Martha
Published 2002
4
by Ferris,, Kenneth R.
Published 2002
5
by Keown, Arthur J.
Published 2003
6
by Gill, James O
Published 2001
7
by Pike, Richard
Published 2003
8
by Gitman, Lawrence J.
Published 2000
9
by Aswath Damodaran
Published 2002
10
11
by Gomez, Edmund Terence
Published 1994
12
by Warner, Alan
Published 2001
13
by Weston, J.Fred
Published 1986
14
by Arzac, Enrique R.
Published 2008
15
by Pike, Richard
Published 2013
16
by Pratt, Shannon P.
Published 2000
17
18
by Adamson, M.S.
Published 1986
19
by Adamson, Albert Victor
Published 1980
20
by Gup, Benton E.
Published 1980