Gaya APA

Liz, ., Soars, J. (2000). New headway English course : intermediate workbook (Cet.1). New York: PT.ELEX MEDIA KOMPUTINDO.

Gaya MLA

Liz, ., Soars, Jhon. "New headway English course : intermediate workbook". Cet.1 New York: PT.ELEX MEDIA KOMPUTINDO, 2000. Text.