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  1. 01-01-2020 The purpose of this book is to assist the reader in choosing the best method for providing clean water in a developing country. Various approaches are clearly described, and case studies provided, to illustrate the importance of matching need and method when resources are limited. John Dracup in...
  2. in writing this book the authors have had two kinds of readers in mind. The first is the economic or political decision maker who is neither a specialist in water sciences nor has the time to study long and learned works, and the second is the student or the interested layman who wants to obtain...