APA (7th ed.) Citation

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

Chicago Style (17th ed.) Citation

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

MLA (9th ed.) Citation

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