Health aspects of treated sewage re-use. Report on an WHO Seminar. Algiers 1-5 June 1980.
Treść karty:EURO REPORTS AND STUDIES 42 , 604,641 604,717 Health aspects of treated sewage re-use. Report on an WHO Seminar. Algiers 1-5 June 1980. Copenhagen 1981 Regional Office for Europe World Health Organization 8° s. nib. 4, 42, nlb. 2 EURO Reports and Studies 42