APA Style
Marble, Duane F, Calkins, Hugh W, Peuquet, Donna J. (1984).
Basic readings in geographic information systems .
Santa Barbara, California:
SPAD Systems, Ltd.
Chicago Style
Marble, Duane F, Calkins, Hugh W, Peuquet, Donna J.
Basic readings in geographic information systems.
Santa Barbara, California:
SPAD Systems, Ltd,
1984.
Text.
MLA Style
Marble, Duane F, Calkins, Hugh W, Peuquet, Donna J.
Basic readings in geographic information systems.
Santa Barbara, California:
SPAD Systems, Ltd,
1984.
Text.
Turabian Style
Marble, Duane F, Calkins, Hugh W, Peuquet, Donna J.
Basic readings in geographic information systems.
Santa Barbara, California:
SPAD Systems, Ltd,
1984.
Print.