HASSANM., HussainiA., MusaA., and MuhammadM. “INVESTIGATING THE QUALITY OF WATER STORED IN PLASTIC TANKS IN UMARU MUSA YAR’ADUA UNIVERSITY KATSINA, KATSINA STATE, NIGERIA”. FUDMA JOURNAL OF SCIENCES, Vol. 4, no. 4, June 2021, pp. 116 -25, doi:10.33003/fjs-2020-0404-446.