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  1. 1

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

    出版事項 1991
    図書

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

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

    出版事項 1985
    図書

    The design of pour-flush latrines
  3. 3

    Ventilated improved pit latrines Zimbabwean brick designs 著者: Morgan, Peter R

    出版事項 1985
    図書

    Ventilated improved pit latrines Zimbabwean brick designs
  4. 4

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

    出版事項 1983
    図書

    Ventilated improved pit latrines vent pipe design guidelines
  5. 5

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

    出版事項 1983
    図書

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

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

    出版事項 1983
    図書

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

    Sanitation without water 著者: Winblad, Uno

    出版事項 1980
    図書

    Sanitation without water

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