Penggayaan APA
LAUMER, Keith. (1990).
Zone yellow .
Riverdale:
Baen.
Chicago Style
LAUMER, Keith.
Zone yellow.
Riverdale:
Baen,
1990.
Buku.
MLA Style
LAUMER, Keith.
Zone yellow.
Riverdale:
Baen,
1990.
Buku.
Turabian Style
LAUMER, Keith.
Zone yellow.
Riverdale:
Baen,
1990.
Buku.