Gaya APA
MARTA, Y., PURWATI, M. (2005).
English for a Better Life : English for Science and Social Study Student .
Bandung:
Pakar Raya.
Gaya MLA
MARTA, Yuliani., PURWATI, M.
"English for a Better Life : English for Science and Social Study Student".
Bandung:
Pakar Raya,
2005.
Text.