United Nations correspondence manual :
United Nations correspondence manual : a guide to the drafting, processing and despatch of the official United Nations communications.
- New York : United Nations, 2000.
- 62 p.
eng.
9211008468
Writing.
Correspondence.
United Nations.
Guidelines.
Z 253 2000UN
eng.
9211008468
Writing.
Correspondence.
United Nations.
Guidelines.
Z 253 2000UN