The virtuous spiral :
Fowler, Alan.,
The virtuous spiral : a guide to sustainability for non-governmental organisations in international development / Alan Fowler. - London : Earthscan, 2000. - xii, 225 p. :
1853836109
Sustainable development.---
338 / Vi
The virtuous spiral : a guide to sustainability for non-governmental organisations in international development / Alan Fowler. - London : Earthscan, 2000. - xii, 225 p. :
1853836109
Sustainable development.---
338 / Vi