UNESCO at the dawn of the 21st century, 1998-1999.
UNESCO at the dawn of the 21st century, 1998-1999.
- Paris : UNESCO, 1999.
- 259 p. ; il.
338 "313" (100) =20 "1998-1999" UNE.
338 "313" (100) =20 "1998-1999" UNE.