Abdul Jabbar , H., Shafai, S.N.D. and Ab Kadir, M.I. 2022. Eco – colourants and Collage: Exploring natural colours extracted from ketapang leaves. Environment-Behaviour Proceedings Journal. 7, SI9 (Oct. 2022), 389–394. DOI:https://doi.org/10.21834/ebpj.v7iSI9.3947.