Penggayaan APA

DONALDSON, William. (1987). Is this allowed ? . London: Macdonald.

Chicago Style

DONALDSON, William. Is this allowed ?. London: Macdonald, 1987. Buku.

MLA Style

DONALDSON, William. Is this allowed ?. London: Macdonald, 1987. Buku.

Turabian Style

DONALDSON, William. Is this allowed ?. London: Macdonald, 1987. Buku.