Gaya APA

Parker, R, N., Asencio, E, K. (2008). GIS and Spatial analysis for the social sciences: Coding Mapping and Modeling (1). United Kingdom: Routledge.

Gaya MLA

Parker, Robert, Nash., Asencio, Emily, K. "GIS and Spatial analysis for the social sciences: Coding Mapping and Modeling". 1 United Kingdom: Routledge, 2008. Text.