Cita APA

Heywood, I., Cornelius, S., & Carver, S. (2010). Introduction to geographical information systems (3rd ed.). Pearson.

Citación estilo Chicago

Heywood, Ian, Sarah Cornelius, and Steve Carver. Introduction to Geographical Information Systems. 3rd ed. New Delhi: Pearson, 2010.

Cita MLA

Heywood, Ian, et al. Introduction to Geographical Information Systems. 3rd ed. Pearson, 2010.