APA (7e ed.) Bronvermelding

Cromley, E. K., & McLafferty, S. (2002). GIS and public health. Guilford Press.

Chicago (17e ed.) Bronvermelding

Cromley, Ellen K., en Sara McLafferty. GIS and Public Health. New York: Guilford Press, 2002.

MLA (8e ed.) Bronvermelding

Cromley, Ellen K., en Sara McLafferty. GIS and Public Health. Guilford Press, 2002.