Samuel-OkeyComfort, and AjibolaV. O. 2021. “COMPARATIVE EXTRACTION OF Mn AND Pb USING EDTA AND CITRATE TO ASSESS THEIR MOBILITY FROM TWO DUMPSITES IN ZARIA METROPOLIS”. FUDMA JOURNAL OF SCIENCES 5 (1), 558 -65. https://doi.org/10.33003/fjs-2021-0501-685.