H. T. Mann

Identifiers

  • Open LibraryOL1951227A

Top Subjects

  • Developing countries (1)
  • Water -- Purification -- Handbooks, manuals, etc (1)
  • Sewage -- Purification -- Handbooks, manuals, etc (1)
  • Public health -- Developing countries -- Handbooks, manuals, etc (1)
  • Rural health -- Handbooks, manuals, etc (1)

Books by H. T. Mann

Total count: 1