Penggayaan APA
HARLEY, Birgit. (1996).
THE DEVELOPMENT of second language proficiency .
Australia:
Cambridge.
Chicago Style
HARLEY, Birgit.
THE DEVELOPMENT of second language proficiency.
Australia:
Cambridge,
1996.
Buku.
MLA Style
HARLEY, Birgit.
THE DEVELOPMENT of second language proficiency.
Australia:
Cambridge,
1996.
Buku.
Turabian Style
HARLEY, Birgit.
THE DEVELOPMENT of second language proficiency.
Australia:
Cambridge,
1996.
Buku.