National Historic Landmark in California (Italian Wikipedia)

Analysis of information sources in references of the Wikipedia article "National Historic Landmark in California" in Italian language version.

refsWebsite

Global rank Italian rank

135^th place

546^th place

nps.gov

National Park Service, National Historic Landmarks Program: Questions and Answers, su nps.gov. URL consultato il 21 settembre 2007.
The current NPS list shows 144 NHLs, of which two are no longer active: "City of Oakland" relocated to Arkansas and First Pacific Coast Cannery Site withdrawn. | url = http://www.nps.gov/history/nhl/designations/Lists/CA01.pdf |accesso = 4 giugno 2013