Compendium of ongoing interventions as of 31 December 1998

Ижил төстэй зүйлс

• Compendium of ongoing projects as of 31 december 1992
  Хэвлэсэн: (1993)
• Compendium of Ongoing projects as of 31 December 1989
  Хэвлэсэн: (1990)
• Compendium of ongoing projects as of 31 december 1993
  Хэвлэсэн: (1993)
• 1998 Demographic
  Хэвлэсэн: (2000)
• World Statistics Pocketbook Containing Data Available as of 31 August 1998
  Хэвлэсэн: (1999)