Gaya APA
ALWI, H. et al (1983).
Interactions II : a communicative grammer / Patricia K.Werner (Ed.2).
New York:
McGraw-Hill.
Gaya MLA
ALWI, Hasan. et al.
"Interactions II : a communicative grammer / Patricia K.Werner".
Ed.2
New York:
McGraw-Hill,
1983.
Text.