Gaya APA

Yuniarti, R, S, D, E. (2008). Key to Succes 2 English for Vocational Schools . Surakarta: PT. Tiga Serangkai Pustaka Mandiri.

Gaya MLA

Yuniarti, Rudi, Sarjito, Dan, Endar. "Key to Succes 2 English for Vocational Schools". Surakarta: PT. Tiga Serangkai Pustaka Mandiri, 2008. Text.