APA Style

Anugrah, A. (2021). First step to contact center services jilid braille 1 (jilid braille 1). Cimahi: Balai Literasi Braille Indonesia (BLBI ABIYOSO).

MLA Style

Anugrah, Andi. "First step to contact center services jilid braille 1". jilid braille 1 Cimahi: Balai Literasi Braille Indonesia (BLBI ABIYOSO), 2021. Braille.