APA-referens (7:e uppl.)

(1998). Natural disasters. Library of Congress Office ; Library of Congress Photoduplication Service.

Chicago-referens (17:e uppl.)

Natural Disasters. New Delhi : Washington, D.C.: Library of Congress Office ; Library of Congress Photoduplication Service, 1998.

MLA-referens (8:e uppl.)

Natural Disasters. Library of Congress Office ; Library of Congress Photoduplication Service, 1998.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.