Assyfa, H.M., Purnama, R.I., Ramadan, D.R., Kartini, A., Fitri, D.L., Hidayat, R., Anggraini, M. and Anwar, S. 2024. Konsep dan Implementasi Activity Based Management (ABM) pada Hotel GCM. Karimah Tauhid. 3, 8 (Aug. 2024), 9400–9414. DOI:https://doi.org/10.30997/karimahtauhid.v3i8.14638.