APA Edition Citation

Clarke, K. C., Crane, M. P., & Parks, B. O. (2002). Geographic Information systems and Environmental modeling.

Chicago Edition Citation

Clarke, Keith C., Michael P. Crane, and Bradley O. Parks. Geographic Information Systems and Environmental Modeling. NewDelhi, P H I, 2002.

MLA Edition Citation

Clarke, Keith C., et al. Geographic Information Systems and Environmental Modeling. 2002.