Gaya APA

Lande, S, K., Astuti, E, M. (2018). Forward an english 3 : course for vocational school students grade XII (cet ke-1). Jakarta: Erlangga.

Gaya MLA

Lande, Shyla, K.., Astuti, Eka, Mulya. "Forward an english 3 : course for vocational school students grade XII". cet ke-1 Jakarta: Erlangga, 2018. Text.