RHOBBIATUN. PENGARUH PRICE EARNING RATIO (PER) DAN DEBT TO EQUITY RATIO (DER) TERHADAP CUMMULATIVE ABNORMAL RETURN (CAR). j.pendidik.ekon. [Internet]. 2016 Aug. 26 [cited 2025 Jun. 26];4(3). Available from: https://ejournal.unesa.ac.id/index.php/jupe/article/view/17072