Mumuni, Adejumo, et al. “USE OF MORINGA OLEIFERA (LAM.) SEED POWDER AS A COAGULANT FOR PURIFICATION OF WATER FROM UNPROTECTED SOURCES IN NIGERIA”. European Scientific Journal, ESJ, vol. 9, no. 24, Aug. 2013, doi:10.19044/esj.2013.v9n24p%p.