Charles Sumner (Polish Wikipedia)

Analysis of information sources in references of the Wikipedia article "Charles Sumner" in Polish language version.

refsWebsite

Global rank Polish rank

1britannica.com

40^th place

23^rd place

730^th place

1,394^th place

britannica.com

Charles Sumner, [w:] Encyclopædia Britannica [dostęp 2018-03-14] (ang.).

congress.gov

bioguide.congress.gov

Sumner, Charles. Biographical Directory of the United States Congress. [dostęp 2018-03-14]. (ang.).