Biblio

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Filters: Keyword is bulgaria and Author is WSSCC Working Group on Water Pollution Control -Geneva, CH [Clear All Filters]

1995

C. H. W. S. S. C. C. Work Geneva, “CCWS&S working group on water pollution control : papers”. Water Supply and Sanitation Collaborative Council, WSSCC, Geneva, Switzerland, p. 17 papers (ca. 450 p.): fig., tab., 1995.