Citazione Stile APA (7a Edizione)

Martin, D. (1996). Geographic information systems: Socioeconomic applications (2nd ed.). Routledge.

Citazione stile Chigago Style (17a edizione)

Martin, David. Geographic Information Systems: Socioeconomic Applications. 2nd ed. New York: Routledge, 1996.

Citatione MLA (9a ed.)

Martin, David. Geographic Information Systems: Socioeconomic Applications. 2nd ed. Routledge, 1996.