1991 Annual report of the Executive Director

Ижил төстэй зүйлс

• Annual report 1989 of the executive director
  Хэвлэсэн: (1990)
• Annual report 1990
  Хэвлэсэн: (1991)
• 1991 The state of the world environment
  Хэвлэсэн: (1991)
• Annual evaluation report Evaluation and oversight unit
  Хэвлэсэн: (2000)
• Geostatistical Methods Recent developments and applications in surface and subsurface hydrology
  Хэвлэсэн: (1992)