http://repository.uhamka.ac.id/id/eprint/15260/
Strategi Promosi Batu Alam di PT. Mulia Sejati Global Jakarta Selatan
Niswah, Khiyarotun
http://repository.uhamka.ac.id/id/eprint/15260/1/FKIP_PENDIDIKAN%20EKONOMI_1601085040_KHIYAROTUN%20NISWAH.pdf
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http://repository.uhamka.ac.id/id/eprint/15260/
Strategi Promosi Batu Alam di PT. Mulia Sejati Global Jakarta Selatan
Niswah, Khiyarotun
http://repository.uhamka.ac.id/id/eprint/15260/1/FKIP_PENDIDIKAN%20EKONOMI_1601085040_KHIYAROTUN%20NISWAH.pdf