APA引文

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.

MLA引文

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

警告：这些引文格式不一定是100％准确.