International drinking water supply and sanitation, decade : national decads : plans eight questions they answer
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Card's contents:
605,227 INTERNATIONAL International drinking water supply and sanitation, decade : national decads : plans eight questions they answer. Geneva : World Health Organization, 1982. - 18 s.: 24 m ISBN 92-4-156076-2

Card's Details

Keyword:
INTERNATIONAL
Signature:
605,227
ISBN:
92-4-156076-2
Year:
1982

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