Utami, S. W. (2020) “PENGARUH NET PROFIT MARGIN (NPM), RETURN ON ASSET (ROA), DAN DEBT TO EQUITY RATIO (DER) TERHADAP RETURN SAHAM”, Jurnal Ilmu Ekonomi dan Sosial (JIES). Jakarta, Indonesia, 9(1). doi: 10.22441/jies.v9i1.8244.