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

APA Citation Edition Citation

Troels-Smith, J. A. (1960). Ivy, mistletoe and elm: Climate indicators, fodder plants. -Geological survey of Denmark, 4. ser. vol. 4, nr. 4.

Chicago Citation Edition Citation

Troels-Smith, Jorgen Andreas. Ivy, Mistletoe and Elm: Climate Indicators, Fodder Plants. -Geological Survey of Denmark, 4. Ser. Vol. 4, Nr. 4. København, 1960.

MLA Citation Edition Citation

Troels-Smith, Jorgen Andreas. Ivy, Mistletoe and Elm: Climate Indicators, Fodder Plants. -Geological Survey of Denmark, 4. Ser. Vol. 4, Nr. 4. 1960.