Operation and maintenance of urban water supply and sanitation systems
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Inhalt Karte:
551,373 OPERATION Operation and maintenance of urban water supply and sanitation systems ; a guide for managers. - Geneva s World Health Organization, 1994. - IX, 101 s. s wykr. I 24 cm ISBN 92-4-154471-6

Card-Daten

Kennwort:
OPERATION
Unterschrift:
551,373
ISBN:
92-4-154471-6
Jahr:
1994

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