📕 Source : DFID© - Guidance manual on water supply and sanitation programmes. // 1998 // 356 pages // ISBN 0906055 58 X

https://www.lboro.ac.uk/research/wedc/resources/pubs/books/gm/

https://app.box.com/s/1cndiztuwc12sy5d4rxz5zushzrq9yng

Source : DFID © // Release year — 1998.

All rights reserved. No part of this publication may be reprinted or reproduced or utilized in any form or by any electronic, mechanical, or other means, now known or hereafter invented, including photocopying and recording, or in any information storage or retrieval system, without the written permission of the publishers.

****👁️‍🗨️ https://linktr.ee/watsan_matters