“ETHNOBOTANICAL SURVEY OF COSMETIC PLANTS USED IN KATSINA STATE, FORMULATION OF NATURAL POLY HERBAL LIGHTENING CREAM USING Curcuma Longa AND Curcubita Pepo EXTRACTS”. 2023. FUDMA JOURNAL OF SCIENCES 7 (6): 313-27. https://doi.org/10.33003/fjs-2023-0706-2133.