Christyowati, Yunitha Ike, Eva Relieffia, Sunah, and Retno Danu Rusmawati. 2023. “OPSB Services and Promotions Manually and Digitally As a Form of Learning Resource Center Innovation in the School Environment”. Jurnal Ilmiah Pendidikan Holistik (JIPH) 2 (3):279-92. https://doi.org/10.55927/jiph.v2i3.6205.