Adams, J., Bartram, J., Chartier, Y., & Sims, J. Water, sanitation and hygiene standards for schools in low-cost settings.
Dyfyniad Arddull ChicagoAdams, John, Jamie Bartram, Yves Chartier, and Jackie Sims. Water, Sanitation and Hygiene Standards for Schools in Low-cost Settings.
Dyfyniad MLAAdams, John, et al. Water, Sanitation and Hygiene Standards for Schools in Low-cost Settings.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.