IRNAWATI, Oky.
Metode Waterfall Pada Sistem Informasi Koperasi Simpan Pinjam.
INFORMATION SYSTEM FOR EDUCATORS AND PROFESSIONALS : Journal of Information System, [S.l.], v. 2, n. 1, p. 31 – 40, dec. 2017.
ISSN 2548-3587.
Available at: <https://460290.0x60nl4us.asia/index.php/ISBI/article/view/612>. Date accessed: 01 dec. 2024.