Gaya APA

Prowanta, E., Herlianto, D. (2020). Manajemen Investasi Portofolio . Yogyakarta: Gosyen Publishing,.

Gaya MLA

Prowanta, Embun., Herlianto, Didit. "Manajemen Investasi Portofolio". Yogyakarta: Gosyen Publishing,, 2020. Text.