Hendy, Hendy, and Billi Wijaya. 2022. “Pengaruh Kualitas Produk Dan Pelayanan Terhadap Keputusan Pembelian Pelanggan PT. Sardana Indahberlian Motor”. Management Studies and Entrepreneurship Journal (MSEJ) 3 (6):4906-13. https://doi.org/10.37385/msej.v4i2.1202.