USS Porpoise (SS-7) (Polish Wikipedia)

Analysis of information sources in references of the Wikipedia article "USS Porpoise (SS-7)" in Polish language version.

refsWebsite

Global rank Polish rank

low place

low place

3,724^th place

4,854^th place

navweaps.com

Tony DiGiulian: Torpedoes of the United States of America. www.navweaps.com. [dostęp 2016-11-24]. (ang.).

navypedia.org

Ivan Gogin: 'A' submarines (1903). Navypedia. [dostęp 2019-01-14]. (ang.).