APA ציטוט

Sigurðsson, O., & Williams, R. S. (2008). Geographic names of Iceland's glaciers. U. S. Geological Survey professional paper 1746.

Chicago Style Citation

Sigurðsson, Oddur, and Richard S. Williams. "Geographic Names of Iceland's Glaciers." U. S. Geological Survey Professional Paper 1746 2008.

ציטוט MLA

Sigurðsson, Oddur, and Richard S. Williams. "Geographic Names of Iceland's Glaciers." U. S. Geological Survey Professional Paper 1746 2008.