Dangos 1 - 3 canlyniadau o 3 ar gyfer chwilio 'Morgan, Peter R', amser ymholiad: 0.01e Mireinio'r Canlyniadau
  1. 1

    Rural water supplies and sanitation gan Morgan, Peter R.

    Cyhoeddwyd 1990
    Llyfr

    Rural water supplies and sanitation
  2. 2

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

    Cyhoeddwyd 1985
    Llyfr

    Ventilated improved pit latrines Zimbabwean brick designs
  3. 3

    Ventilated improved pit latrines recent developments in Zimbabwe gan Morgan, Peter R.

    Cyhoeddwyd 1982
    Llyfr

    Ventilated improved pit latrines recent developments in Zimbabwe

Offerynnau Chwilio: