Gaya APA
Maguire, David J., Goodchild, Michael F., Rhind, David W.. (1991).
Geographical information systems : principles and applications .
New York:
Longman Scientific Technical.
Gaya Chicago
Maguire, David J., Goodchild, Michael F., Rhind, David W..
Geographical information systems : principles and applications.
New York:
Longman Scientific Technical,
1991.
Text.
Gaya MLA
Maguire, David J., Goodchild, Michael F., Rhind, David W..
Geographical information systems : principles and applications.
New York:
Longman Scientific Technical,
1991.
Text.
Gaya Turabian
Maguire, David J., Goodchild, Michael F., Rhind, David W..
Geographical information systems : principles and applications.
New York:
Longman Scientific Technical,
1991.
Print.