Pacey, A. (1977). Hand pump maintenance in the context of community well projects: An Oxfam document. Intermediate Technology Publications.
Chicago-viite (17. p.)Pacey, Arnold. Hand Pump Maintenance in the Context of Community Well Projects: An Oxfam Document. London: Intermediate Technology Publications, 1977.
MLA-viite (8. p.)Pacey, Arnold. Hand Pump Maintenance in the Context of Community Well Projects: An Oxfam Document. Intermediate Technology Publications, 1977.
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