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United States D-class submarine (English Wikipedia)

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

refsWebsite
Global rank English rank
3pigboats.com
low place
low place
3navy.mil
237th place
170th place

history.navy.mil

  • "D-1". Retrieved 15 March 2013.
  • "D-2". Retrieved 15 March 2013.
  • "D-3". Retrieved 15 March 2013.

pigboats.com