Penggayaan APA
LANGRAN, Gail. (1993).
Time in geographic information systems .
London:
Taylor & Francis.
Chicago Style
LANGRAN, Gail.
Time in geographic information systems.
London:
Taylor & Francis,
1993.
Text.
MLA Style
LANGRAN, Gail.
Time in geographic information systems.
London:
Taylor & Francis,
1993.
Text.
Turabian Style
LANGRAN, Gail.
Time in geographic information systems.
London:
Taylor & Francis,
1993.
Print.