KARYA ILMIAH DOSEN STIE AL-WASHLIYAH SIBOLGA TAPANULI TENGAH : DRS.H.KAHARUDDIN, S.E., M.A., M.M – The Efforts of Increasing the Number of Consumers Reviewing From the Aspect of Business Competition in Pt. Duta Tangkas Utama (DTU) Pondok Batu Central Tapanuli Regency
KARYA ILMIAH DOSEN STIE AL-WASHLIYAH SIBOLGA TAPANULI TENGAH : DRS.H.KAHARUDDIN, S.E., M.A., M.M The Efforts of Increasing the Number of Consumers Reviewing From the Aspect of Business Competition in Pt. Duta Tangkas Utama (DTU) Pondok Batu Central Tapanuli Regency.