Gaya APA

Arrumy, U., Lubis, N. (2023). Lelaki Langit (Cet-1). Yogyakarta: Diva Press.

Gaya MLA

Arrumy, Usman., Lubis, Nisrina. "Lelaki Langit". Cet-1 Yogyakarta: Diva Press, 2023. Text.