Gaya APA
HILL, K, C, , , , , , , -, D.
(2004).
ENGLISH FOR ACADEMIC PURPOSES
.
Australia:
PEARSON LONGMAN.
Gaya MLA
HILL, KATHY, COX, , , , , , , -, DAVID.
"ENGLISH FOR ACADEMIC PURPOSES".
Australia:
PEARSON LONGMAN,
2004.
Text.