Gaya APA
WISNER, Ben, Blaikie, Piers. (2004).
At Risk .
New York:
Routledge.
Gaya Chicago
WISNER, Ben, Blaikie, Piers.
At Risk.
New York:
Routledge,
2004.
Buku.
Gaya MLA
WISNER, Ben, Blaikie, Piers.
At Risk.
New York:
Routledge,
2004.
Buku.
Gaya Turabian
WISNER, Ben, Blaikie, Piers.
At Risk.
New York:
Routledge,
2004.
Buku.