APA-Zitierstil (7. Ausg.)

Trautwein, C., Berset, J., Wolschke, H., & Kümmerer, K. (2014). Occurrence of the antidiabetic drug Metformin and its ultimate transformation product Guanylurea in several compartments of the aquatic cycle. Environment international, 70, 203-212. https://doi.org/10.1016/j.envint.2014.05.008

Chicago-Zitierstil (17. Ausg.)

Trautwein, Christoph, Jean-Daniel Berset, Hendrik Wolschke, und Klaus Kümmerer. "Occurrence of the Antidiabetic Drug Metformin and Its Ultimate Transformation Product Guanylurea in Several Compartments of the Aquatic Cycle." Environment International 70 (2014): 203-212. https://doi.org/10.1016/j.envint.2014.05.008.

MLA-Zitierstil (9. Ausg.)

Trautwein, Christoph, et al. "Occurrence of the Antidiabetic Drug Metformin and Its Ultimate Transformation Product Guanylurea in Several Compartments of the Aquatic Cycle." Environment International, vol. 70, 2014, pp. 203-212, https://doi.org/10.1016/j.envint.2014.05.008.

Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.