Gaya APA

Purba, P, B. (2024). Buku Ajar Teori Bilangan (Ed.1, Cet.1). deepublish: Penerbit Deepublish (CV Budi Utama).

Gaya MLA

Purba, Pratiwi, Bernadetta. "Buku Ajar Teori Bilangan". Ed.1, Cet.1 deepublish: Penerbit Deepublish (CV Budi Utama), 2024. Text.