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Dyfyniad Arddull ChicagoWhyte, Anne V. T. Guidelines for Planning Community Participation Activities in Water Supply and Sanitation Projects. Geneva: World Health Organization (WHO), 2000.
Dyfyniad MLAWhyte, Anne V. T. Guidelines for Planning Community Participation Activities in Water Supply and Sanitation Projects. Geneva: World Health Organization (WHO), 2000.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.