Zerah Marie-Helene Water Unreliable supply in Delhi Zerah Marie-Helene - New Delhi Manohar 2000 - 168p. cm. Bibliography: P 161-68, Appendix: P 147-60 ISBN: 8173043280 Source: General Book Subjects--Topical Terms: Electrical Dewey Class. No.: X 9(D85).281.N9, P0