Penggayaan APA
LUBIS, Yusnaini. (1988).
Developing Communicative Proficiency in the English as a foreign Language (EFL) Class .
Jakarta:
DEPDIKBUD.
Chicago Style
LUBIS, Yusnaini.
Developing Communicative Proficiency in the English as a foreign Language (EFL) Class.
Jakarta:
DEPDIKBUD,
1988.
Buku.
MLA Style
LUBIS, Yusnaini.
Developing Communicative Proficiency in the English as a foreign Language (EFL) Class.
Jakarta:
DEPDIKBUD,
1988.
Buku.
Turabian Style
LUBIS, Yusnaini.
Developing Communicative Proficiency in the English as a foreign Language (EFL) Class.
Jakarta:
DEPDIKBUD,
1988.
Buku.