Samala, Agariadne Dwinggo, Bayu Ramadhani Fajri, and Fadhli Ranuarja. Pemrograman C++, The Beginning: From Zero to One. UNP PRESS, 2021. Accessed July 16, 2026. http://unppress.unp.ac.id/index.php/unp-press/catalog/book/64.