Improving environmental health conditions in low— income settlements : a community—based approach to identifying needs and priorities
Card's contents:WHO OFFSET PUBLICATION; NR 100 297,446 IMPROVING Improving environmental health conditions in low— income settlements : a community—based approach to identifying needs and priorities. — Geneva : World Health Organization, 1987. - VII, [1] 61 s. ; 30 cm (WHO Offset Publication, ISSN 0303—7878 ; nr 100— ISBN 92-4-170100-5