Merkel, B. J., & Planer-Friedrich, B. (2008). Groundwater geochemistry: A practical guide to modeling of natural and contaminated aquatic systems (2nd ed.). Berlin: Springer-Verlag.
استشهاد بنمط شيكاغوMerkel, Broder J., and Britta Planer-Friedrich. Groundwater Geochemistry: A Practical Guide to Modeling of Natural and Contaminated Aquatic Systems. 2nd ed. Berlin: Springer-Verlag, 2008.
MLA استشهادMerkel, Broder J., and Britta Planer-Friedrich. Groundwater Geochemistry: A Practical Guide to Modeling of Natural and Contaminated Aquatic Systems. 2nd ed. Berlin: Springer-Verlag, 2008.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.