Karina, Luthfia Ayu, et al. “Pengaruh Biaya Advertising, Biaya Personal Selling Dan Biaya Sales Promotion Terhadap Laba Bersih Pada PT. Mitra Jaya Nusa Persada: Indonesia”. Indonesian Journal of Applied Accounting and Finance, vol. 1, no. 2, Dec. 2021, pp. 153-62, doi:10.31961/ijaaf.v1i2.1183.