Analysis of information sources in references of the Wikipedia article "آلاسکا" in Persian language version.
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را بررسی کنید (کمک)|archive-date=
را بررسی کنید (کمک)Wikipedia contributors, "Comparison between U.S. states and countries nominal GDP," Wikipedia, The Free Encyclopedia, http://en.wikipedia.org/wiki/Comparison_between_U.S._states_and_countries_nominal_GDP (accessed September 5, 2008).