Purnamasari, Y., and T. Puji Nur Uzlifah. “Enacting Copywriting Skills During Distance Internship: A Case Study at IQR Foundation”. Biormatika : Jurnal Ilmiah Fakultas Keguruan Dan Ilmu Pendidikan, vol. 7, no. 1, Feb. 2021, pp. 24-29, doi:10.35569/biormatika.v7i1.973.