World Resources 1990-91. A report by the World Resources Institute in collaboration with UNEPand UNDP.

Dettagli Bibliografici
Enti autori:	The World Resources Institute, The United Nations Environment Programme, The United Nations Development Programme
Natura:	Libro
Lingua:	English
Pubblicazione:	New York, New York Oxford University Press 1990
Soggetti:	Statistics. Resource management. World resources data tables. Condition and trends. Climate change.