Affiliation: | 1. Sampoerna School of Business, Building D Mulia Business Park, Jl. Letjen MT. Haryono Kav. 58–60, Jakarta 12780, Indonesia;2. Sampoerna School of Business, Building D Mulia Business Park, Jl. Letjen MT. Haryono Kav. 58–60, Jakarta 12780, IndonesiaTel.: + 62 812 8363 6965. |