Human needs: sustainable development the concept of price's needs.Man, which may be a basic requirement for life project, and David needs to have a good standard.Than the original.
Human needs: the sustainability c. In considering the idea about the needs of humans. This could be the basic requirements for maintaining the life and the need to have a better standard than the original.
Human needs: sustainable development. Consider the concept about the needs of human. Which may be based on the knife. The existence and needs to have a good standard than ever.