na INLIS000000000025633 20241224131955 241224||||||||| | ||| |||| || | 979-22-0778-3 010-1224025633 id 658 658 HER o Hermawan Hartajaya On Becoming A Customer -Centric Company Jakarta PT. Gramedia Pustaka Utama 2004 380 hlm,;23 cm Transformasi Telkom