Gaya APA

Lande, S, K., Astuti, E, M. (2018). Forward an English Course For Vocational School Student Grade X Kurikulum 2013 . Jakarta: Erlangga.

Gaya MLA

Lande, Shyla, K.., Astuti, Eka, Mulya. "Forward an English Course For Vocational School Student Grade X Kurikulum 2013". Jakarta: Erlangga, 2018. Text.