Gaya APA
Chang, Kang-tsung. (2002).
Introduction to Geographic Information Systems, 1st Edition (Ed.1).
USA:
McGrawhill.
Gaya Chicago
Chang, Kang-tsung.
Introduction to Geographic Information Systems, 1st Edition.
Ed.1
USA:
McGrawhill,
2002.
Text.
Gaya MLA
Chang, Kang-tsung.
Introduction to Geographic Information Systems, 1st Edition.
Ed.1
USA:
McGrawhill,
2002.
Text.
Gaya Turabian
Chang, Kang-tsung.
Introduction to Geographic Information Systems, 1st Edition.
Ed.1
USA:
McGrawhill,
2002.
Print.