Penggayaan APA
UR, Penny. (1988).
Grammar practice activities : a practical guide for teachers .
New York:
Cambridge University Press.
Chicago Style
UR, Penny.
Grammar practice activities : a practical guide for teachers.
New York:
Cambridge University Press,
1988.
Buku.
MLA Style
UR, Penny.
Grammar practice activities : a practical guide for teachers.
New York:
Cambridge University Press,
1988.
Buku.
Turabian Style
UR, Penny.
Grammar practice activities : a practical guide for teachers.
New York:
Cambridge University Press,
1988.
Buku.