Technology for water supply and sanitation in developing countries t report of a WHO Study Group
Inhalt Karte:
742. WHO Technical Report Series 201,637 TECHNOLOGY Technology for water supply and sanitation in developing countries : report of a WHO Study Group. -Geneva World Health Organization, 1987. - 38 s. / 20 cm. - (WHO Technical Report Series, ISSN 0512-3054 ; 742) ISBN 92-4-120742-6
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Kennwort:
742. WHO Technical Report Series
Unterschrift:
201,637
ISSN:
ISBN:
Jahr:
1987
