Global natural resource monitoring and assessments preparing for the 21st century proceedings of the international conference and workshop volume 3 September 24-30,1989
United Nations
Global natural resource monitoring and assessments preparing for the 21st century proceedings of the international conference and workshop volume 3 September 24-30,1989 - Bethesda American Society for Photogrammetry and Remote Sensing 1990
978-0-944426-26-5
Natural Resource
333.7 UNI
Global natural resource monitoring and assessments preparing for the 21st century proceedings of the international conference and workshop volume 3 September 24-30,1989 - Bethesda American Society for Photogrammetry and Remote Sensing 1990
978-0-944426-26-5
Natural Resource
333.7 UNI