bayu saputra, Yani Sofiani, and Diana Irawati. “The Effect Bibliotheraphy on Depression and Anxiety Level of Breast Cancer Patient at Arifin Achmad Regional General Hospital of Riau Province : The Effect Bibliotheraphy”. Jurnal Kesehatan Komunitas 5, no. 3 (December 31, 2019): 248–253. Accessed December 1, 2021. https://jurnal.htp.ac.id/index.php/keskom/article/view/466.