1
by BIRNEY
Published 2000
2
by BRYANT
Published 1999
3
by BRYANT
Published 1999
4
Published 1997
5
by GU
Published 1995
6
by CLEARY
Published 1998
7
by WIGGINS
Published 2002
8
by Chapra
Published 2010
9
by Chapra
Published 2006
10
by DRISCOLL
Published 2000
11
by PART-ENANDER
Published 1999
12
by BILLO
Published 2001
13
Published 2002
14
by CHENG
Published 1997
15
by BIRAN
Published 2002
16
Published 2004
17
by CHAPELLE
Published 2001
18
by Stern
Published 1996
19
by CLIFTON
Published 1994
20
by Azree Idris
Published 1999