APA Citation

De Geer, G. (1900). Om östra Spetsbergens glaciation under istiden.

Chicago Style Citation

De Geer, Gerard. Om östra Spetsbergens Glaciation Under Istiden. 1900.

MLA Citation

De Geer, Gerard. Om östra Spetsbergens Glaciation Under Istiden. 1900.

Warning: These citations may not always be 100% accurate.