Erakusten 1 - 2 emaitzak -- 2 bilaketa honetara 'Van Nostrand, John', Bilaketaren denbora: 0,01s Findu emaitzak
  1. 1
    Rural ventilated improved pit latrines : a field manual for Botswana

    Rural ventilated improved pit latrines : a field manual for Botswana nork Van Nostrand, John

    Argitaratua 1983
    Liburua
    Gogokoenen artean sartu
    Gorde:
  2. 2
    The ventiled improved double-pit latrine : a construction manual for Botswana

    The ventiled improved double-pit latrine : a construction manual for Botswana nork Van Nostrand, John

    Argitaratua 1983
    Liburua
    Gogokoenen artean sartu
    Gorde:

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