Gaya APA

, M, S, (., (Pengarang), , E, G. (2007). LOOK AHEAD : AN ENGLISH COURSE FOR SENIOR HIGH SCHOOL STUDENTS YEAR XI (2). Jakarta :: Erlangga,.

Gaya MLA

, M., SUDARWATI, (Pengarang)., (Pengarang), , EUDIA, GRACE. "LOOK AHEAD : AN ENGLISH COURSE FOR SENIOR HIGH SCHOOL STUDENTS YEAR XI". 2 Jakarta :: Erlangga,, 2007. Monograf.