Yazar
Valerie Barzetti
2 cilt bulundu.
Cilt sonuçları
Parks and Progress
Valerie Barzetti · World Conservation Union
240 sayfa · 1993
Nature conservation / Congresses / National parks and reserves / Réserves naturelles / Parcs nationaux
Toward a green Central America
Valerie Barzetti, Yanina Rovinski · Kumarian Press
110 sayfa · 1992
Conservation of natural resources / Management / Natural resources / Case studies / Nature conservation