Fiddien, H.A., Anwar, R.K. and Khadijah, U.L.S. 2025. Environmental literacy model in organic waste processing based on eco enzyme. Berkala Ilmu Perpustakaan dan Informasi. 21, 1 (Jun. 2025), 125-141. DOI:https://doi.org/10.22146/bip.v21i1.13719.