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Simarmata, Janner and Manuhutu, Melda Agnes and Herlinah, Herlinah and Sinambela, Marzuki (2021) Pengantar Teknologi Informasi. Penerbit Yayasan Kita Menulis, Medan. ISBN 978-623-6840-55-9
Sari, Ika Yusnita and Jamaluddin, Jamaluddin and Simarmata, Janner and Rahman, M. Arif and Iskandar, Akbar and Pakpahan, Andrew Fernando and Karim, Abdul and Sugianto, Sugianto and Giap, Yo Ceng and Hazriani, Hazriani and Yendrianof, Devi and Manullang, Sardjana Orba (2020) KEAMANAN DATA DAN INFORMASI. Yayasan Kita Menulis. ISBN 978-623-6761-80-9
