World resources 1990-91 : a report /
by the World Resources Institute in collaboration with the United Nations Environment Programme and and the United Nations Development Programme.
- New York : Oxford Univ. Press, 1990.
- xiv, 383 p. : maps ; 28 cm.
Includes bibliographical references and index.
0195062280 0195062299
Natural resources.
Environmental policy.
Economic policy--Environmental aspects.
333.7 / WOR
Includes bibliographical references and index.
0195062280 0195062299
Natural resources.
Environmental policy.
Economic policy--Environmental aspects.
333.7 / WOR