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

APA Zitierstil

Freund, H., Birks, H. J. B., & Birks, H. H. (2001). The identification of wingless Betula fruits in Weichselian sediments in the Gross Todtshorn borehole (Lower Saxony, Germany), the occurrence of Betula humilis Schrank.

Chicago Zitierstil

Freund, Holger, H. J. B. Birks, and Hilary H. Birks. The Identification of Wingless Betula Fruits in Weichselian Sediments in the Gross Todtshorn Borehole (Lower Saxony, Germany), the Occurrence of Betula Humilis Schrank. 2001.

MLA Zitierstil

Freund, Holger, H. J. B. Birks, and Hilary H. Birks. The Identification of Wingless Betula Fruits in Weichselian Sediments in the Gross Todtshorn Borehole (Lower Saxony, Germany), the Occurrence of Betula Humilis Schrank. 2001.