Ruswana, et al. “KEBIJAKAN STRATEGIS PT. ANEKA TAMBANG TBK: STRATEGIC POLICY OF PT. ANEKA TAMBANG TBK”. Jurnal Aplikasi Bisnis Dan Manajemen, vol. 6, no. 3, Sept. 2020, p. 602, https://doi.org/10.17358/jabm.6.3.602.