Cita APA (7th ed.)

Chang, K. (2014). Introduction to Geographic Information Systems (4th ed.). McGraw Hill Education (India) Private Limited.

Cita Chicago (17th ed.)

Chang, Kang-tsung. Introduction to Geographic Information Systems. 4th ed. New Delhi: McGraw Hill Education (India) Private Limited, 2014.

Cita MLA (9th ed.)

Chang, Kang-tsung. Introduction to Geographic Information Systems. 4th ed. McGraw Hill Education (India) Private Limited, 2014.