Two Dilla , Sharla, Tasya Nurhidayah, Husni Amala, and Gustian Djuanda. 2024. “RISIKO INVESTASI SAHAM PADA PERUSAHAAN MANUFAKTUR FOOD AND BEVERAGE DENGAN METODE STANDAR DEVIASI”. Penerbit Tahta Media, January. https://tahtamedia.co.id/index.php/issj/article/view/594.