1
by Husain, Tahir
Published 1995
2
Published 1991
3
4
Published 2000
5
by Salleh Buang.
Published 2008
6
by Schmidheiny Stephan, 1947-
Published 1992
7
8
Published 1977
9
Published 1989
10
Published 2002
11
12
by Le Prestre, Philippe G.
Published 1989
13
by Shiva Vandana
Published 1991
14
Published 1991
15
Published 1994
16
Published 1996
17
by Johnson, Pierre Marc
Published 1996
18
Published 1997
19
by Gallopin, Gilberto
Published 2003
20
Published 1998