The 5th Anniversary of the Conference on the Environment and Development, Rio de Janeiro 1997
Menampilkan: PBB Vienna - Prangko - 1997 - The 5th Anniversary of the Conference on the Environment and Development, Rio de Janeiro - 4 prangko.
1997
The 5th Anniversary of the Conference on the Environment and Development, Rio de Janeiro
30. Mei WM: Tiada Ukuran kertas: 6 Perforasi: 11¾
