Oentoro, Stefanus (2020) Analisis Personal Selling Xavier Marks Basuki Rahmat di Surabaya. Documentation. UNKNOWN.
Oentoro, Stefanus (2020) Analisis Personal Selling Xavier Marks Basuki Rahmat di Surabaya : Laporan Kerja Lapangan. [Undergraduate thesis]
Oentoro, Stefanus (2017) Studi Kelayakan Pengembangan dan Perancangan Strategi Pemasaran di Bengkel Madju Jaya, Surabaya dengan Menggunakan Kansei Engineering. [Undergraduate thesis]