Cita APA (7th ed.)

Chang, K. (2014). Introduction to Geographic Information Systems-with CD (4 th.). McGraw Hill Eduction Pvt. Ltd.

Cita Chicago (17th ed.)

Chang, Kang-tsung. Introduction to Geographic Information Systems-with CD. 4 th. New Delhi: McGraw Hill Eduction Pvt. Ltd, 2014.

Cita MLA (9th ed.)

Chang, Kang-tsung. Introduction to Geographic Information Systems-with CD. 4 th. McGraw Hill Eduction Pvt. Ltd, 2014.