Indicators of water quality from an ecosystem perspective / submitted by Statistics Canada ; prepared by David J. Rapport.
1984
Полное описание
Условное обозначение[E/ECE/]CES/AC.56/22
[E/ECE/]WATER/AC.5/R.19
[E/ECE/]WATER/AC.5/R.19
ЗаглавиеIndicators of water quality from an ecosystem perspective / submitted by Statistics Canada ; prepared by David J. Rapport.
ДатаGeneva : UN, 13 Sept. 1984.
Описание
13 p. : diagram