Gaya APA

ahmad, D., nurpahmi, S. (2013). An introduction to english for english for specific purposes : type the document subtitle (Cet 1). Makassar: Alauddin university.

Gaya MLA

ahmad, Djuwairiah., nurpahmi, Sitti. "An introduction to english for english for specific purposes : type the document subtitle". Cet 1 Makassar: Alauddin university, 2013. Text.