Gaya APA
Hutchinson, T., Waters, A. (1987).
English for Spesific Purpose : A learning-centered approach (Cet.1).
New York:
Cambridge.
Gaya MLA
Hutchinson, Tom., Waters, Alan.
"English for Spesific Purpose : A learning-centered approach".
Cet.1
New York:
Cambridge,
1987.
Buku Tercetak.