Gaya APA

Nugroho, G., Mahardika, M. (2017). Metronika (Cet. 2). Yogyakarta: Gadjah Mada University Press.

Gaya MLA

Nugroho, Gesang., Mahardika, Muslim. "Metronika". Cet. 2 Yogyakarta: Gadjah Mada University Press, 2017. Text.