Echo-class submarine (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Echo-class submarine" in English language version.

refsWebsite

Global rank English rank

low place

low place

2books.google.com

3^rd place

3^rd place

446^th place

308^th place

archives.gov (Global: 446^th place; English: 308^th place)

aad.archives.gov

"Collision with Soviet submarine". United States Department of State. 1976-08-29. Retrieved 2010-04-02.

books.google.com (Global: 3^rd place; English: 3^rd place)

Friedman, Norman (1997). The Naval Institute guide to world naval weapons systems, 1997-1998. Naval Institute Press. p. 789. ISBN 9781557502681.
Friedman, Norman (1997). The Naval Institute guide to world naval weapons systems, 1997-1998. Naval Institute Press. p. 246. ISBN 9781557502681.

deepstorm.ru (Global: low place; English: low place)