Penggayaan APA
WAJNRYB, RUTH. (1992).
Classroom observation tasks : .
Cambridge:
Cambridge University Press.
Chicago Style
WAJNRYB, RUTH.
Classroom observation tasks :.
Cambridge:
Cambridge University Press,
1992.
Buku.
MLA Style
WAJNRYB, RUTH.
Classroom observation tasks :.
Cambridge:
Cambridge University Press,
1992.
Buku.
Turabian Style
WAJNRYB, RUTH.
Classroom observation tasks :.
Cambridge:
Cambridge University Press,
1992.
Buku.