Describing service output statistically, and related problems : paper / prepared by the Secretariat.
1991
Notice détaillée
Symbole[E/ECE/]CES/AC.67/10
TitreDescribing service output statistically, and related problems : paper / prepared by the Secretariat.
AuteursUN. ECE. Secretariat
DateGeneva : UN, 10 Jan. 1991.
Description
12 p.
Notes
Includes bibliographical references.