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  1. 1

    Why a pit latrine a manual for extension workers and latrine builders af Mate, Joseph

    Udgivet 1991
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    Why a pit latrine a manual for extension workers and latrine builders
  2. 2

    The design of pour-flush latrines af Mara, D. Duncan 1944-

    Udgivet 1985
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    The design of pour-flush latrines
  3. 3

    Ventilated improved pit latrines Zimbabwean brick designs af Morgan, Peter R

    Udgivet 1985
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    Ventilated improved pit latrines Zimbabwean brick designs
  4. 4

    Ventilated improved pit latrines vent pipe design guidelines af Ryan, Beverly A.

    Udgivet 1983
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    Ventilated improved pit latrines vent pipe design guidelines
  5. 5

    The ventilated improved double pit latrine a construction manual for Botswana af Van Nostrand, John Cornelius 1949-

    Udgivet 1983
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    The ventilated improved double pit latrine a construction manual for Botswana
  6. 6

    Rural ventilated improved pit latrines a field manual for Botswana af Van Nostrand, John Cornelius 1949-

    Udgivet 1983
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    Rural ventilated improved pit latrines a field manual for Botswana
  7. 7

    Sanitation without water af Winblad, Uno

    Udgivet 1980
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    Sanitation without water

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