Iwan, I., Sudaryo, Y. ., & Sofiati (Efi), N. A. (2022). ANALISIS DEBT TO ASSET RATIO, TOTAL ASSET TURN OVER DAN CASH RATIO TERHADAP OPERATING PROFIT MARGIN PERUSAHAAN : Studi Kasus Pada Perusahaan Property, Real Estate, and Building Construction Yang Terdaftar Di BEI LQ45 Periode 2014-2018. Jurnal Indonesia Membangun, 21(01), 50–72. https://doi.org/10.56956/jim.v21i01.71