Gaya APA

Rao, D, K. et al (2017). Symphony 1 English Course Book For Senior High School Grade X (Cet.1). Jakarta: Quadra.

Gaya MLA

Rao, D.S, Kesava. et al. "Symphony 1 English Course Book For Senior High School Grade X". Cet.1 Jakarta: Quadra, 2017. Text.