Purba EY, Cyasmoro V. Pengaruh Kualitas Produk, Promosi dan Persepsi Harga Terhadap Keputusan Pembelian di Subway Margonda. CC [Internet]. 2023 Mar. 25 [cited 2024 Nov. 7];1(4):190-8. Available from: https://jurnal.arkainstitute.co.id/index.php/co-creation/article/view/830