APA (7e ed.) Bronvermelding

Appelo, C. A. J., & Postma, D. (2005). Geochemistry, groundwater and pollution (2nd ed.). Balkema.

Chicago (17e ed.) Bronvermelding

Appelo, C. A. J., en Dieke Postma. Geochemistry, Groundwater and Pollution. 2nd ed. Leiden New York: Balkema, 2005.

MLA (8e ed.) Bronvermelding

Appelo, C. A. J., en Dieke Postma. Geochemistry, Groundwater and Pollution. 2nd ed. Balkema, 2005.