Programme on exchange and transfer of information (POETRI)

Библиографические подробности
Корпоративные авторы:	International Reference Centre for Community Water Supply and Sanitation, Unesco. General Information Programme, Netherlands. Directoraat-Generaal Internationale Samenwerking
Формат:	‌
Язык:	английский
Опубликовано:	Rijswijk, Netherlands The Centre [1981-
Предметы:	Water-supply > Developing countries > Information services > Handbooks, manuals, etc. Sanitation > Developing countries > Information services > Handbooks, manuals, etc.